*,:before,:after{--tw-border-spacing-x: 0;--tw-border-spacing-y: 0;--tw-translate-x: 0;--tw-translate-y: 0;--tw-rotate: 0;--tw-skew-x: 0;--tw-skew-y: 0;--tw-scale-x: 1;--tw-scale-y: 1;--tw-pan-x: ;--tw-pan-y: ;--tw-pinch-zoom: ;--tw-scroll-snap-strictness: proximity;--tw-gradient-from-position: ;--tw-gradient-via-position: ;--tw-gradient-to-position: ;--tw-ordinal: ;--tw-slashed-zero: ;--tw-numeric-figure: ;--tw-numeric-spacing: ;--tw-numeric-fraction: ;--tw-ring-inset: ;--tw-ring-offset-width: 0px;--tw-ring-offset-color: #fff;--tw-ring-color: rgb(59 130 246 / .5);--tw-ring-offset-shadow: 0 0 #0000;--tw-ring-shadow: 0 0 #0000;--tw-shadow: 0 0 #0000;--tw-shadow-colored: 0 0 #0000;--tw-blur: ;--tw-brightness: ;--tw-contrast: ;--tw-grayscale: ;--tw-hue-rotate: ;--tw-invert: ;--tw-saturate: ;--tw-sepia: ;--tw-drop-shadow: ;--tw-backdrop-blur: ;--tw-backdrop-brightness: ;--tw-backdrop-contrast: ;--tw-backdrop-grayscale: ;--tw-backdrop-hue-rotate: ;--tw-backdrop-invert: ;--tw-backdrop-opacity: ;--tw-backdrop-saturate: ;--tw-backdrop-sepia: ;--tw-contain-size: ;--tw-contain-layout: ;--tw-contain-paint: ;--tw-contain-style: }::backdrop{--tw-border-spacing-x: 0;--tw-border-spacing-y: 0;--tw-translate-x: 0;--tw-translate-y: 0;--tw-rotate: 0;--tw-skew-x: 0;--tw-skew-y: 0;--tw-scale-x: 1;--tw-scale-y: 1;--tw-pan-x: ;--tw-pan-y: ;--tw-pinch-zoom: ;--tw-scroll-snap-strictness: proximity;--tw-gradient-from-position: ;--tw-gradient-via-position: ;--tw-gradient-to-position: ;--tw-ordinal: ;--tw-slashed-zero: ;--tw-numeric-figure: ;--tw-numeric-spacing: ;--tw-numeric-fraction: ;--tw-ring-inset: ;--tw-ring-offset-width: 0px;--tw-ring-offset-color: #fff;--tw-ring-color: rgb(59 130 246 / .5);--tw-ring-offset-shadow: 0 0 #0000;--tw-ring-shadow: 0 0 #0000;--tw-shadow: 0 0 #0000;--tw-shadow-colored: 0 0 #0000;--tw-blur: ;--tw-brightness: ;--tw-contrast: ;--tw-grayscale: ;--tw-hue-rotate: ;--tw-invert: ;--tw-saturate: ;--tw-sepia: ;--tw-drop-shadow: ;--tw-backdrop-blur: ;--tw-backdrop-brightness: ;--tw-backdrop-contrast: ;--tw-backdrop-grayscale: ;--tw-backdrop-hue-rotate: ;--tw-backdrop-invert: ;--tw-backdrop-opacity: ;--tw-backdrop-saturate: ;--tw-backdrop-sepia: ;--tw-contain-size: ;--tw-contain-layout: ;--tw-contain-paint: ;--tw-contain-style: }*,:before,:after{box-sizing:border-box;border-width:0;border-style:solid;border-color:#e5e7eb}:before,:after{--tw-content: ""}html,:host{line-height:1.5;-webkit-text-size-adjust:100%;-moz-tab-size:4;tab-size:4;font-family:ui-sans-serif,system-ui,sans-serif,"Apple Color Emoji","Segoe UI Emoji",Segoe UI Symbol,"Noto Color Emoji";font-feature-settings:normal;font-variation-settings:normal;-webkit-tap-highlight-color:transparent}body{margin:0;line-height:inherit}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,Courier New,monospace;font-feature-settings:normal;font-variation-settings:normal;font-size:1em}small{font-size:80%}sub,sup{font-size:75%;line-height:0;position:relative;vertical-align:baseline}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}button,input,optgroup,select,textarea{font-family:inherit;font-feature-settings:inherit;font-variation-settings:inherit;font-size:100%;font-weight:inherit;line-height:inherit;letter-spacing:inherit;color:inherit;margin:0;padding:0}button,select{text-transform:none}button,input:where([type=button]),input:where([type=reset]),input:where([type=submit]){-webkit-appearance:button;background-color:transparent;background-image:none}:-moz-focusring{outline:auto}:-moz-ui-invalid{box-shadow:none}progress{vertical-align:baseline}::-webkit-inner-spin-button,::-webkit-outer-spin-button{height:auto}[type=search]{-webkit-appearance:textfield;outline-offset:-2px}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-file-upload-button{-webkit-appearance:button;font:inherit}summary{display:list-item}blockquote,dl,dd,h1,h2,h3,h4,h5,h6,hr,figure,p,pre{margin:0}fieldset{margin:0;padding:0}legend{padding:0}ol,ul,menu{list-style:none;margin:0;padding:0}dialog{padding:0}textarea{resize:vertical}input::placeholder,textarea::placeholder{opacity:1;color:#9ca3af}button,[role=button]{cursor:pointer}:disabled{cursor:default}img,svg,video,canvas,audio,iframe,embed,object{display:block;vertical-align:middle}img,video{max-width:100%;height:auto}[hidden]:where(:not([hidden=until-found])){display:none}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border-width:0}.pointer-events-none{pointer-events:none}.pointer-events-auto{pointer-events:auto}.visible{visibility:visible}.invisible{visibility:hidden}.fixed{position:fixed}.absolute{position:absolute}.relative{position:relative}.inset-0{top:0;right:0;bottom:0;left:0}.inset-x-0{left:0;right:0}.inset-y-0{top:0;bottom:0}.-bottom-12{bottom:-3rem}.-left-12{left:-3rem}.-right-12{right:-3rem}.-top-12{top:-3rem}.bottom-0{bottom:0}.left-0{left:0}.left-1\/2{left:50%}.left-2{left:.5rem}.left-\[50\%\]{left:50%}.right-0{right:0}.right-1{right:.25rem}.right-2{right:.5rem}.right-3{right:.75rem}.right-4{right:1rem}.top-0{top:0}.top-1\.5{top:.375rem}.top-1\/2{top:50%}.top-2{top:.5rem}.top-3\.5{top:.875rem}.top-4{top:1rem}.top-\[1px\]{top:1px}.top-\[50\%\]{top:50%}.top-\[60\%\]{top:60%}.top-full{top:100%}.z-10{z-index:10}.z-20{z-index:20}.z-50{z-index:50}.z-\[100\]{z-index:100}.z-\[1\]{z-index:1}.-mx-1{margin-left:-.25rem;margin-right:-.25rem}.mx-2{margin-left:.5rem;margin-right:.5rem}.mx-3\.5{margin-left:.875rem;margin-right:.875rem}.mx-auto{margin-left:auto;margin-right:auto}.my-0\.5{margin-top:.125rem;margin-bottom:.125rem}.my-1{margin-top:.25rem;margin-bottom:.25rem}.-ml-4{margin-left:-1rem}.-mt-4{margin-top:-1rem}.mb-1{margin-bottom:.25rem}.ml-1{margin-left:.25rem}.ml-auto{margin-left:auto}.mr-2{margin-right:.5rem}.mt-1\.5{margin-top:.375rem}.mt-2{margin-top:.5rem}.mt-24{margin-top:6rem}.mt-4{margin-top:1rem}.mt-auto{margin-top:auto}.block{display:block}.flex{display:flex}.inline-flex{display:inline-flex}.table{display:table}.grid{display:grid}.hidden{display:none}.aspect-square{aspect-ratio:1 / 1}.aspect-video{aspect-ratio:16 / 9}.size-4{width:1rem;height:1rem}.size-\[--cell-size\]{width:var(--cell-size);height:var(--cell-size)}.h-1\.5{height:.375rem}.h-10{height:2.5rem}.h-11{height:2.75rem}.h-12{height:3rem}.h-2{height:.5rem}.h-2\.5{height:.625rem}.h-3{height:.75rem}.h-3\.5{height:.875rem}.h-4{height:1rem}.h-5{height:1.25rem}.h-6{height:1.5rem}.h-7{height:1.75rem}.h-8{height:2rem}.h-9{height:2.25rem}.h-\[--cell-size\]{height:var(--cell-size)}.h-\[1px\]{height:1px}.h-\[var\(--radix-navigation-menu-viewport-height\)\]{height:var(--radix-navigation-menu-viewport-height)}.h-\[var\(--radix-select-trigger-height\)\]{height:var(--radix-select-trigger-height)}.h-auto{height:auto}.h-full{height:100%}.h-px{height:1px}.h-svh{height:100svh}.max-h-96{max-height:24rem}.max-h-\[300px\]{max-height:300px}.max-h-screen{max-height:100vh}.min-h-0{min-height:0px}.min-h-\[80px\]{min-height:80px}.min-h-svh{min-height:100svh}.w-0{width:0px}.w-1{width:.25rem}.w-10{width:2.5rem}.w-11{width:2.75rem}.w-2{width:.5rem}.w-2\.5{width:.625rem}.w-3{width:.75rem}.w-3\.5{width:.875rem}.w-3\/4{width:75%}.w-4{width:1rem}.w-5{width:1.25rem}.w-64{width:16rem}.w-7{width:1.75rem}.w-72{width:18rem}.w-8{width:2rem}.w-9{width:2.25rem}.w-\[--cell-size\]{width:var(--cell-size)}.w-\[--sidebar-width\]{width:var(--sidebar-width)}.w-\[100px\]{width:100px}.w-\[1px\]{width:1px}.w-auto{width:auto}.w-fit{width:fit-content}.w-full{width:100%}.w-max{width:max-content}.w-px{width:1px}.min-w-0{min-width:0px}.min-w-10{min-width:2.5rem}.min-w-11{min-width:2.75rem}.min-w-5{min-width:1.25rem}.min-w-9{min-width:2.25rem}.min-w-\[--cell-size\]{min-width:var(--cell-size)}.min-w-\[12rem\]{min-width:12rem}.min-w-\[8rem\]{min-width:8rem}.min-w-\[var\(--radix-select-trigger-width\)\]{min-width:var(--radix-select-trigger-width)}.max-w-\[--skeleton-width\]{max-width:var(--skeleton-width)}.max-w-lg{max-width:32rem}.max-w-max{max-width:max-content}.flex-1{flex:1 1 0%}.shrink-0{flex-shrink:0}.grow{flex-grow:1}.grow-0{flex-grow:0}.basis-full{flex-basis:100%}.caption-bottom{caption-side:bottom}.border-collapse{border-collapse:collapse}.-translate-x-1\/2{--tw-translate-x: -50%;transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.-translate-x-px{--tw-translate-x: -1px;transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.-translate-y-1\/2{--tw-translate-y: -50%;transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.translate-x-\[-50\%\]{--tw-translate-x: -50%;transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.translate-x-px{--tw-translate-x: 1px;transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.translate-y-\[-50\%\]{--tw-translate-y: -50%;transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.rotate-45{--tw-rotate: 45deg;transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.rotate-90{--tw-rotate: 90deg;transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.transform{transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}@keyframes pulse{50%{opacity:.5}}.animate-pulse{animation:pulse 2s cubic-bezier(.4,0,.6,1) infinite}.cursor-default{cursor:default}.cursor-pointer{cursor:pointer}.touch-none{touch-action:none}.select-none{-webkit-user-select:none;user-select:none}.list-none{list-style-type:none}.flex-row{flex-direction:row}.flex-col{flex-direction:column}.flex-col-reverse{flex-direction:column-reverse}.flex-wrap{flex-wrap:wrap}.items-start{align-items:flex-start}.items-end{align-items:flex-end}.items-center{align-items:center}.items-stretch{align-items:stretch}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.gap-1{gap:.25rem}.gap-1\.5{gap:.375rem}.gap-2{gap:.5rem}.gap-4{gap:1rem}.space-x-1>:not([hidden])~:not([hidden]){--tw-space-x-reverse: 0;margin-right:calc(.25rem * var(--tw-space-x-reverse));margin-left:calc(.25rem * calc(1 - var(--tw-space-x-reverse)))}.space-x-4>:not([hidden])~:not([hidden]){--tw-space-x-reverse: 0;margin-right:calc(1rem * var(--tw-space-x-reverse));margin-left:calc(1rem * calc(1 - var(--tw-space-x-reverse)))}.space-y-1\.5>:not([hidden])~:not([hidden]){--tw-space-y-reverse: 0;margin-top:calc(.375rem * calc(1 - var(--tw-space-y-reverse)));margin-bottom:calc(.375rem * var(--tw-space-y-reverse))}.space-y-2>:not([hidden])~:not([hidden]){--tw-space-y-reverse: 0;margin-top:calc(.5rem * calc(1 - var(--tw-space-y-reverse)));margin-bottom:calc(.5rem * var(--tw-space-y-reverse))}.overflow-auto{overflow:auto}.overflow-hidden{overflow:hidden}.overflow-y-auto{overflow-y:auto}.overflow-x-hidden{overflow-x:hidden}.whitespace-nowrap{white-space:nowrap}.break-words{overflow-wrap:break-word}.rounded-\[2px\]{border-radius:2px}.rounded-\[inherit\]{border-radius:inherit}.rounded-full{border-radius:9999px}.rounded-lg{border-radius:var(--radius)}.rounded-md{border-radius:calc(var(--radius) - 2px)}.rounded-none{border-radius:0}.rounded-sm{border-radius:calc(var(--radius) - 4px)}.rounded-l-md{border-top-left-radius:calc(var(--radius) - 2px);border-bottom-left-radius:calc(var(--radius) - 2px)}.rounded-r-md{border-top-right-radius:calc(var(--radius) - 2px);border-bottom-right-radius:calc(var(--radius) - 2px)}.rounded-t-\[10px\]{border-top-left-radius:10px;border-top-right-radius:10px}.rounded-tl-sm{border-top-left-radius:calc(var(--radius) - 4px)}.border{border-width:1px}.border-2{border-width:2px}.border-\[1\.5px\]{border-width:1.5px}.border-y{border-top-width:1px;border-bottom-width:1px}.border-b{border-bottom-width:1px}.border-l{border-left-width:1px}.border-r{border-right-width:1px}.border-t{border-top-width:1px}.border-dashed{border-style:dashed}.border-\[--color-border\]{border-color:var(--color-border)}.border-border\/50{border-color:hsl(var(--border) / .5)}.border-destructive{border-color:hsl(var(--destructive))}.border-destructive\/50{border-color:hsl(var(--destructive) / .5)}.border-input{border-color:hsl(var(--input))}.border-primary{border-color:hsl(var(--primary))}.border-sidebar-border{border-color:hsl(var(--sidebar-border))}.border-transparent{border-color:transparent}.border-l-transparent{border-left-color:transparent}.border-t-transparent{border-top-color:transparent}.bg-\[--color-bg\]{background-color:var(--color-bg)}.bg-accent{background-color:hsl(var(--accent))}.bg-background{background-color:hsl(var(--background))}.bg-black\/80{background-color:#000c}.bg-border{background-color:hsl(var(--border))}.bg-card{background-color:hsl(var(--card))}.bg-destructive{background-color:hsl(var(--destructive))}.bg-foreground{background-color:hsl(var(--foreground))}.bg-muted{background-color:hsl(var(--muted))}.bg-muted\/50{background-color:hsl(var(--muted) / .5)}.bg-popover{background-color:hsl(var(--popover))}.bg-primary{background-color:hsl(var(--primary))}.bg-secondary{background-color:hsl(var(--secondary))}.bg-sidebar{background-color:hsl(var(--sidebar-background))}.bg-sidebar-border{background-color:hsl(var(--sidebar-border))}.bg-transparent{background-color:transparent}.fill-current{fill:currentColor}.p-0{padding:0}.p-1{padding:.25rem}.p-2{padding:.5rem}.p-3{padding:.75rem}.p-4{padding:1rem}.p-6{padding:1.5rem}.p-\[1px\]{padding:1px}.px-1{padding-left:.25rem;padding-right:.25rem}.px-2{padding-left:.5rem;padding-right:.5rem}.px-2\.5{padding-left:.625rem;padding-right:.625rem}.px-3{padding-left:.75rem;padding-right:.75rem}.px-4{padding-left:1rem;padding-right:1rem}.px-5{padding-left:1.25rem;padding-right:1.25rem}.px-8{padding-left:2rem;padding-right:2rem}.px-\[--cell-size\]{padding-left:var(--cell-size);padding-right:var(--cell-size)}.py-0\.5{padding-top:.125rem;padding-bottom:.125rem}.py-1{padding-top:.25rem;padding-bottom:.25rem}.py-1\.5{padding-top:.375rem;padding-bottom:.375rem}.py-2{padding-top:.5rem;padding-bottom:.5rem}.py-3{padding-top:.75rem;padding-bottom:.75rem}.py-4{padding-top:1rem;padding-bottom:1rem}.py-6{padding-top:1.5rem;padding-bottom:1.5rem}.pb-3{padding-bottom:.75rem}.pb-4{padding-bottom:1rem}.pl-2{padding-left:.5rem}.pl-2\.5{padding-left:.625rem}.pl-4{padding-left:1rem}.pl-8{padding-left:2rem}.pr-1{padding-right:.25rem}.pr-2{padding-right:.5rem}.pr-2\.5{padding-right:.625rem}.pr-8{padding-right:2rem}.pt-0{padding-top:0}.pt-3{padding-top:.75rem}.pt-4{padding-top:1rem}.text-left{text-align:left}.text-center{text-align:center}.align-middle{vertical-align:middle}.font-mono{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,Courier New,monospace}.text-2xl{font-size:1.5rem;line-height:2rem}.text-\[0\.8rem\]{font-size:.8rem}.text-base{font-size:1rem;line-height:1.5rem}.text-lg{font-size:1.125rem;line-height:1.75rem}.text-sm{font-size:.875rem;line-height:1.25rem}.text-xs{font-size:.75rem;line-height:1rem}.font-medium{font-weight:500}.font-normal{font-weight:400}.font-semibold{font-weight:600}.tabular-nums{--tw-numeric-spacing: tabular-nums;font-variant-numeric:var(--tw-ordinal) var(--tw-slashed-zero) var(--tw-numeric-figure) var(--tw-numeric-spacing) var(--tw-numeric-fraction)}.leading-none{line-height:1}.tracking-tight{letter-spacing:-.025em}.tracking-widest{letter-spacing:.1em}.text-accent-foreground{color:hsl(var(--accent-foreground))}.text-card-foreground{color:hsl(var(--card-foreground))}.text-current{color:currentColor}.text-destructive{color:hsl(var(--destructive))}.text-destructive-foreground{color:hsl(var(--destructive-foreground))}.text-foreground{color:hsl(var(--foreground))}.text-foreground\/50{color:hsl(var(--foreground) / .5)}.text-muted-foreground{color:hsl(var(--muted-foreground))}.text-popover-foreground{color:hsl(var(--popover-foreground))}.text-primary{color:hsl(var(--primary))}.text-primary-foreground{color:hsl(var(--primary-foreground))}.text-secondary-foreground{color:hsl(var(--secondary-foreground))}.text-sidebar-foreground{color:hsl(var(--sidebar-foreground))}.text-sidebar-foreground\/70{color:hsl(var(--sidebar-foreground) / .7)}.underline-offset-4{text-underline-offset:4px}.accent-foreground{accent-color:hsl(var(--foreground))}.opacity-0{opacity:0}.opacity-50{opacity:.5}.opacity-60{opacity:.6}.opacity-70{opacity:.7}.opacity-90{opacity:.9}.shadow-\[0_0_0_1px_hsl\(var\(--sidebar-border\)\)\]{--tw-shadow: 0 0 0 1px hsl(var(--sidebar-border));--tw-shadow-colored: 0 0 0 1px var(--tw-shadow-color);box-shadow:var(--tw-ring-offset-shadow, 0 0 #0000),var(--tw-ring-shadow, 0 0 #0000),var(--tw-shadow)}.shadow-lg{--tw-shadow: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1);--tw-shadow-colored: 0 10px 15px -3px var(--tw-shadow-color), 0 4px 6px -4px var(--tw-shadow-color);box-shadow:var(--tw-ring-offset-shadow, 0 0 #0000),var(--tw-ring-shadow, 0 0 #0000),var(--tw-shadow)}.shadow-md{--tw-shadow: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--tw-shadow-colored: 0 4px 6px -1px var(--tw-shadow-color), 0 2px 4px -2px var(--tw-shadow-color);box-shadow:var(--tw-ring-offset-shadow, 0 0 #0000),var(--tw-ring-shadow, 0 0 #0000),var(--tw-shadow)}.shadow-none{--tw-shadow: 0 0 #0000;--tw-shadow-colored: 0 0 #0000;box-shadow:var(--tw-ring-offset-shadow, 0 0 #0000),var(--tw-ring-shadow, 0 0 #0000),var(--tw-shadow)}.shadow-sm{--tw-shadow: 0 1px 2px 0 rgb(0 0 0 / .05);--tw-shadow-colored: 0 1px 2px 0 var(--tw-shadow-color);box-shadow:var(--tw-ring-offset-shadow, 0 0 #0000),var(--tw-ring-shadow, 0 0 #0000),var(--tw-shadow)}.shadow-xl{--tw-shadow: 0 20px 25px -5px rgb(0 0 0 / .1), 0 8px 10px -6px rgb(0 0 0 / .1);--tw-shadow-colored: 0 20px 25px -5px var(--tw-shadow-color), 0 8px 10px -6px var(--tw-shadow-color);box-shadow:var(--tw-ring-offset-shadow, 0 0 #0000),var(--tw-ring-shadow, 0 0 #0000),var(--tw-shadow)}.outline-none{outline:2px solid transparent;outline-offset:2px}.outline{outline-style:solid}.ring{--tw-ring-offset-shadow: var(--tw-ring-inset) 0 0 0 var(--tw-ring-offset-width) var(--tw-ring-offset-color);--tw-ring-shadow: var(--tw-ring-inset) 0 0 0 calc(3px + var(--tw-ring-offset-width)) var(--tw-ring-color);box-shadow:var(--tw-ring-offset-shadow),var(--tw-ring-shadow),var(--tw-shadow, 0 0 #0000)}.ring-0{--tw-ring-offset-shadow: var(--tw-ring-inset) 0 0 0 var(--tw-ring-offset-width) var(--tw-ring-offset-color);--tw-ring-shadow: var(--tw-ring-inset) 0 0 0 calc(0px + var(--tw-ring-offset-width)) var(--tw-ring-color);box-shadow:var(--tw-ring-offset-shadow),var(--tw-ring-shadow),var(--tw-shadow, 0 0 #0000)}.ring-2{--tw-ring-offset-shadow: var(--tw-ring-inset) 0 0 0 var(--tw-ring-offset-width) var(--tw-ring-offset-color);--tw-ring-shadow: var(--tw-ring-inset) 0 0 0 calc(2px + var(--tw-ring-offset-width)) var(--tw-ring-color);box-shadow:var(--tw-ring-offset-shadow),var(--tw-ring-shadow),var(--tw-shadow, 0 0 #0000)}.ring-ring{--tw-ring-color: hsl(var(--ring))}.ring-sidebar-ring{--tw-ring-color: hsl(var(--sidebar-ring))}.ring-offset-background{--tw-ring-offset-color: hsl(var(--background))}.filter{filter:var(--tw-blur) var(--tw-brightness) var(--tw-contrast) var(--tw-grayscale) var(--tw-hue-rotate) var(--tw-invert) var(--tw-saturate) var(--tw-sepia) var(--tw-drop-shadow)}.transition{transition-property:color,background-color,border-color,text-decoration-color,fill,stroke,opacity,box-shadow,transform,filter,backdrop-filter;transition-timing-function:cubic-bezier(.4,0,.2,1);transition-duration:.15s}.transition-\[left\,right\,width\]{transition-property:left,right,width;transition-timing-function:cubic-bezier(.4,0,.2,1);transition-duration:.15s}.transition-\[margin\,opa\]{transition-property:margin,opa;transition-timing-function:cubic-bezier(.4,0,.2,1);transition-duration:.15s}.transition-\[width\,height\,padding\]{transition-property:width,height,padding;transition-timing-function:cubic-bezier(.4,0,.2,1);transition-duration:.15s}.transition-\[width\]{transition-property:width;transition-timing-function:cubic-bezier(.4,0,.2,1);transition-duration:.15s}.transition-all{transition-property:all;transition-timing-function:cubic-bezier(.4,0,.2,1);transition-duration:.15s}.transition-colors{transition-property:color,background-color,border-color,text-decoration-color,fill,stroke;transition-timing-function:cubic-bezier(.4,0,.2,1);transition-duration:.15s}.transition-opacity{transition-property:opacity;transition-timing-function:cubic-bezier(.4,0,.2,1);transition-duration:.15s}.transition-transform{transition-property:transform;transition-timing-function:cubic-bezier(.4,0,.2,1);transition-duration:.15s}.duration-1000{transition-duration:1s}.duration-200{transition-duration:.2s}.ease-in-out{transition-timing-function:cubic-bezier(.4,0,.2,1)}.ease-linear{transition-timing-function:linear}.ease-out{transition-timing-function:cubic-bezier(0,0,.2,1)}@keyframes enter{0%{opacity:var(--tw-enter-opacity, 1);transform:translate3d(var(--tw-enter-translate-x, 0),var(--tw-enter-translate-y, 0),0) scale3d(var(--tw-enter-scale, 1),var(--tw-enter-scale, 1),var(--tw-enter-scale, 1)) rotate(var(--tw-enter-rotate, 0))}}@keyframes exit{to{opacity:var(--tw-exit-opacity, 1);transform:translate3d(var(--tw-exit-translate-x, 0),var(--tw-exit-translate-y, 0),0) scale3d(var(--tw-exit-scale, 1),var(--tw-exit-scale, 1),var(--tw-exit-scale, 1)) rotate(var(--tw-exit-rotate, 0))}}.animate-in{animation-name:enter;animation-duration:.15s;--tw-enter-opacity: initial;--tw-enter-scale: initial;--tw-enter-rotate: initial;--tw-enter-translate-x: initial;--tw-enter-translate-y: initial}.fade-in-0{--tw-enter-opacity: 0}.fade-in-80{--tw-enter-opacity: .8}.zoom-in-95{--tw-enter-scale: .95}.duration-1000{animation-duration:1s}.duration-200{animation-duration:.2s}.ease-in-out{animation-timing-function:cubic-bezier(.4,0,.2,1)}.ease-linear{animation-timing-function:linear}.ease-out{animation-timing-function:cubic-bezier(0,0,.2,1)}.\[--cell-size\:--spacing\(8\)\]{--cell-size: var(--spacing(8))}:root{--color-base: #efefef;--color-highlight: #ff80ff}html,body{height:100%;width:100%;margin:0;padding:0;font-family:Consolas,Andale Mono,monospace;font-size:.9rem;background-color:var(--color-base)}.file\:border-0::file-selector-button{border-width:0px}.file\:bg-transparent::file-selector-button{background-color:transparent}.file\:text-sm::file-selector-button{font-size:.875rem;line-height:1.25rem}.file\:font-medium::file-selector-button{font-weight:500}.file\:text-foreground::file-selector-button{color:hsl(var(--foreground))}.placeholder\:text-muted-foreground::placeholder{color:hsl(var(--muted-foreground))}.after\:absolute:after{content:var(--tw-content);position:absolute}.after\:-inset-2:after{content:var(--tw-content);top:-.5rem;right:-.5rem;bottom:-.5rem;left:-.5rem}.after\:inset-y-0:after{content:var(--tw-content);top:0;bottom:0}.after\:left-1\/2:after{content:var(--tw-content);left:50%}.after\:w-1:after{content:var(--tw-content);width:.25rem}.after\:w-\[2px\]:after{content:var(--tw-content);width:2px}.after\:-translate-x-1\/2:after{content:var(--tw-content);--tw-translate-x: -50%;transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.first\:rounded-l-md:first-child{border-top-left-radius:calc(var(--radius) - 2px);border-bottom-left-radius:calc(var(--radius) - 2px)}.first\:border-l:first-child{border-left-width:1px}.last\:rounded-r-md:last-child{border-top-right-radius:calc(var(--radius) - 2px);border-bottom-right-radius:calc(var(--radius) - 2px)}.hover\:bg-accent:hover{background-color:hsl(var(--accent))}.hover\:bg-destructive\/80:hover{background-color:hsl(var(--destructive) / .8)}.hover\:bg-destructive\/90:hover{background-color:hsl(var(--destructive) / .9)}.hover\:bg-muted:hover{background-color:hsl(var(--muted))}.hover\:bg-muted\/50:hover{background-color:hsl(var(--muted) / .5)}.hover\:bg-primary\/80:hover{background-color:hsl(var(--primary) / .8)}.hover\:bg-primary\/90:hover{background-color:hsl(var(--primary) / .9)}.hover\:bg-secondary:hover{background-color:hsl(var(--secondary))}.hover\:bg-secondary\/80:hover{background-color:hsl(var(--secondary) / .8)}.hover\:bg-sidebar-accent:hover{background-color:hsl(var(--sidebar-accent))}.hover\:text-accent-foreground:hover{color:hsl(var(--accent-foreground))}.hover\:text-foreground:hover{color:hsl(var(--foreground))}.hover\:text-muted-foreground:hover{color:hsl(var(--muted-foreground))}.hover\:text-sidebar-accent-foreground:hover{color:hsl(var(--sidebar-accent-foreground))}.hover\:underline:hover{text-decoration-line:underline}.hover\:opacity-100:hover{opacity:1}.hover\:shadow-\[0_0_0_1px_hsl\(var\(--sidebar-accent\)\)\]:hover{--tw-shadow: 0 0 0 1px hsl(var(--sidebar-accent));--tw-shadow-colored: 0 0 0 1px var(--tw-shadow-color);box-shadow:var(--tw-ring-offset-shadow, 0 0 #0000),var(--tw-ring-shadow, 0 0 #0000),var(--tw-shadow)}.hover\:after\:bg-sidebar-border:hover:after{content:var(--tw-content);background-color:hsl(var(--sidebar-border))}.focus\:bg-accent:focus{background-color:hsl(var(--accent))}.focus\:text-accent-foreground:focus{color:hsl(var(--accent-foreground))}.focus\:opacity-100:focus{opacity:1}.focus\:outline-none:focus{outline:2px solid transparent;outline-offset:2px}.focus\:ring-2:focus{--tw-ring-offset-shadow: var(--tw-ring-inset) 0 0 0 var(--tw-ring-offset-width) var(--tw-ring-offset-color);--tw-ring-shadow: var(--tw-ring-inset) 0 0 0 calc(2px + var(--tw-ring-offset-width)) var(--tw-ring-color);box-shadow:var(--tw-ring-offset-shadow),var(--tw-ring-shadow),var(--tw-shadow, 0 0 #0000)}.focus\:ring-ring:focus{--tw-ring-color: hsl(var(--ring))}.focus\:ring-offset-2:focus{--tw-ring-offset-width: 2px}.focus-visible\:outline-none:focus-visible{outline:2px solid transparent;outline-offset:2px}.focus-visible\:ring-1:focus-visible{--tw-ring-offset-shadow: var(--tw-ring-inset) 0 0 0 var(--tw-ring-offset-width) var(--tw-ring-offset-color);--tw-ring-shadow: var(--tw-ring-inset) 0 0 0 calc(1px + var(--tw-ring-offset-width)) var(--tw-ring-color);box-shadow:var(--tw-ring-offset-shadow),var(--tw-ring-shadow),var(--tw-shadow, 0 0 #0000)}.focus-visible\:ring-2:focus-visible{--tw-ring-offset-shadow: var(--tw-ring-inset) 0 0 0 var(--tw-ring-offset-width) var(--tw-ring-offset-color);--tw-ring-shadow: var(--tw-ring-inset) 0 0 0 calc(2px + var(--tw-ring-offset-width)) var(--tw-ring-color);box-shadow:var(--tw-ring-offset-shadow),var(--tw-ring-shadow),var(--tw-shadow, 0 0 #0000)}.focus-visible\:ring-ring:focus-visible{--tw-ring-color: hsl(var(--ring))}.focus-visible\:ring-sidebar-ring:focus-visible{--tw-ring-color: hsl(var(--sidebar-ring))}.focus-visible\:ring-offset-1:focus-visible{--tw-ring-offset-width: 1px}.focus-visible\:ring-offset-2:focus-visible{--tw-ring-offset-width: 2px}.focus-visible\:ring-offset-background:focus-visible{--tw-ring-offset-color: hsl(var(--background))}.active\:bg-sidebar-accent:active{background-color:hsl(var(--sidebar-accent))}.active\:text-sidebar-accent-foreground:active{color:hsl(var(--sidebar-accent-foreground))}.disabled\:pointer-events-none:disabled{pointer-events:none}.disabled\:cursor-not-allowed:disabled{cursor:not-allowed}.disabled\:opacity-50:disabled{opacity:.5}.group\/menu-item:focus-within .group-focus-within\/menu-item\:opacity-100{opacity:1}.group\/menu-item:hover .group-hover\/menu-item\:opacity-100,.group:hover .group-hover\:opacity-100{opacity:1}.group.destructive .group-\[\.destructive\]\:border-muted\/40{border-color:hsl(var(--muted) / .4)}.group.toaster .group-\[\.toaster\]\:border-border{border-color:hsl(var(--border))}.group.toast .group-\[\.toast\]\:bg-muted{background-color:hsl(var(--muted))}.group.toast .group-\[\.toast\]\:bg-primary{background-color:hsl(var(--primary))}.group.toaster .group-\[\.toaster\]\:bg-background{background-color:hsl(var(--background))}.group.destructive .group-\[\.destructive\]\:text-red-300{--tw-text-opacity: 1;color:rgb(252 165 165 / var(--tw-text-opacity, 1))}.group.toast .group-\[\.toast\]\:text-muted-foreground{color:hsl(var(--muted-foreground))}.group.toast .group-\[\.toast\]\:text-primary-foreground{color:hsl(var(--primary-foreground))}.group.toaster .group-\[\.toaster\]\:text-foreground{color:hsl(var(--foreground))}.group.toaster .group-\[\.toaster\]\:shadow-lg{--tw-shadow: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1);--tw-shadow-colored: 0 10px 15px -3px var(--tw-shadow-color), 0 4px 6px -4px var(--tw-shadow-color);box-shadow:var(--tw-ring-offset-shadow, 0 0 #0000),var(--tw-ring-shadow, 0 0 #0000),var(--tw-shadow)}.group.destructive .group-\[\.destructive\]\:hover\:border-destructive\/30:hover{border-color:hsl(var(--destructive) / .3)}.group.destructive .group-\[\.destructive\]\:hover\:bg-destructive:hover{background-color:hsl(var(--destructive))}.group.destructive .group-\[\.destructive\]\:hover\:text-destructive-foreground:hover{color:hsl(var(--destructive-foreground))}.group.destructive .group-\[\.destructive\]\:hover\:text-red-50:hover{--tw-text-opacity: 1;color:rgb(254 242 242 / var(--tw-text-opacity, 1))}.group.destructive .group-\[\.destructive\]\:focus\:ring-destructive:focus{--tw-ring-color: hsl(var(--destructive))}.group.destructive .group-\[\.destructive\]\:focus\:ring-red-400:focus{--tw-ring-opacity: 1;--tw-ring-color: rgb(248 113 113 / var(--tw-ring-opacity, 1))}.group.destructive .group-\[\.destructive\]\:focus\:ring-offset-red-600:focus{--tw-ring-offset-color: #dc2626}.peer\/menu-button:hover~.peer-hover\/menu-button\:text-sidebar-accent-foreground{color:hsl(var(--sidebar-accent-foreground))}.peer:disabled~.peer-disabled\:cursor-not-allowed{cursor:not-allowed}.peer:disabled~.peer-disabled\:opacity-70{opacity:.7}.has-\[\[data-variant\=inset\]\]\:bg-sidebar:has([data-variant=inset]){background-color:hsl(var(--sidebar-background))}.has-\[\:disabled\]\:opacity-50:has(:disabled){opacity:.5}.group\/menu-item:has([data-sidebar=menu-action]) .group-has-\[\[data-sidebar\=menu-action\]\]\/menu-item\:pr-8{padding-right:2rem}.aria-disabled\:pointer-events-none[aria-disabled=true]{pointer-events:none}.aria-disabled\:opacity-50[aria-disabled=true]{opacity:.5}.aria-selected\:text-muted-foreground[aria-selected=true]{color:hsl(var(--muted-foreground))}.data-\[disabled\=true\]\:pointer-events-none[data-disabled=true],.data-\[disabled\]\:pointer-events-none[data-disabled]{pointer-events:none}.data-\[panel-group-direction\=vertical\]\:h-px[data-panel-group-direction=vertical]{height:1px}.data-\[panel-group-direction\=vertical\]\:w-full[data-panel-group-direction=vertical]{width:100%}.data-\[side\=bottom\]\:translate-y-1[data-side=bottom]{--tw-translate-y: .25rem;transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.data-\[side\=left\]\:-translate-x-1[data-side=left]{--tw-translate-x: -.25rem;transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.data-\[side\=right\]\:translate-x-1[data-side=right]{--tw-translate-x: .25rem;transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.data-\[side\=top\]\:-translate-y-1[data-side=top]{--tw-translate-y: -.25rem;transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.data-\[state\=checked\]\:translate-x-5[data-state=checked]{--tw-translate-x: 1.25rem;transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.data-\[state\=unchecked\]\:translate-x-0[data-state=unchecked],.data-\[swipe\=cancel\]\:translate-x-0[data-swipe=cancel]{--tw-translate-x: 0px;transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.data-\[swipe\=end\]\:translate-x-\[var\(--radix-toast-swipe-end-x\)\][data-swipe=end]{--tw-translate-x: var(--radix-toast-swipe-end-x);transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.data-\[swipe\=move\]\:translate-x-\[var\(--radix-toast-swipe-move-x\)\][data-swipe=move]{--tw-translate-x: var(--radix-toast-swipe-move-x);transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}@keyframes accordion-up{0%{height:var(--radix-accordion-content-height)}to{height:0}}.data-\[state\=closed\]\:animate-accordion-up[data-state=closed]{animation:accordion-up .2s ease-out}@keyframes accordion-down{0%{height:0}to{height:var(--radix-accordion-content-height)}}.data-\[state\=open\]\:animate-accordion-down[data-state=open]{animation:accordion-down .2s ease-out}.data-\[panel-group-direction\=vertical\]\:flex-col[data-panel-group-direction=vertical]{flex-direction:column}.data-\[range-end\=true\]\:rounded-md[data-range-end=true]{border-radius:calc(var(--radius) - 2px)}.data-\[range-middle\=true\]\:rounded-none[data-range-middle=true]{border-radius:0}.data-\[range-start\=true\]\:rounded-md[data-range-start=true]{border-radius:calc(var(--radius) - 2px)}.data-\[selected\=true\]\:rounded-none[data-selected=true]{border-radius:0}.data-\[range-end\=true\]\:rounded-r-md[data-range-end=true]{border-top-right-radius:calc(var(--radius) - 2px);border-bottom-right-radius:calc(var(--radius) - 2px)}.data-\[range-start\=true\]\:rounded-l-md[data-range-start=true]{border-top-left-radius:calc(var(--radius) - 2px);border-bottom-left-radius:calc(var(--radius) - 2px)}.data-\[active\=true\]\:bg-sidebar-accent[data-active=true]{background-color:hsl(var(--sidebar-accent))}.data-\[active\]\:bg-accent\/50[data-active]{background-color:hsl(var(--accent) / .5)}.data-\[range-end\=true\]\:bg-primary[data-range-end=true]{background-color:hsl(var(--primary))}.data-\[range-middle\=true\]\:bg-accent[data-range-middle=true]{background-color:hsl(var(--accent))}.data-\[range-start\=true\]\:bg-primary[data-range-start=true],.data-\[selected-single\=true\]\:bg-primary[data-selected-single=true]{background-color:hsl(var(--primary))}.data-\[selected\=\'true\'\]\:bg-accent[data-selected=true]{background-color:hsl(var(--accent))}.data-\[state\=active\]\:bg-background[data-state=active]{background-color:hsl(var(--background))}.data-\[state\=checked\]\:bg-primary[data-state=checked]{background-color:hsl(var(--primary))}.data-\[state\=on\]\:bg-accent[data-state=on],.data-\[state\=open\]\:bg-accent[data-state=open]{background-color:hsl(var(--accent))}.data-\[state\=open\]\:bg-accent\/50[data-state=open]{background-color:hsl(var(--accent) / .5)}.data-\[state\=open\]\:bg-secondary[data-state=open]{background-color:hsl(var(--secondary))}.data-\[state\=selected\]\:bg-muted[data-state=selected]{background-color:hsl(var(--muted))}.data-\[state\=unchecked\]\:bg-input[data-state=unchecked]{background-color:hsl(var(--input))}.data-\[active\=true\]\:font-medium[data-active=true]{font-weight:500}.data-\[active\=true\]\:text-sidebar-accent-foreground[data-active=true]{color:hsl(var(--sidebar-accent-foreground))}.data-\[range-end\=true\]\:text-primary-foreground[data-range-end=true]{color:hsl(var(--primary-foreground))}.data-\[range-middle\=true\]\:text-accent-foreground[data-range-middle=true]{color:hsl(var(--accent-foreground))}.data-\[range-start\=true\]\:text-primary-foreground[data-range-start=true],.data-\[selected-single\=true\]\:text-primary-foreground[data-selected-single=true]{color:hsl(var(--primary-foreground))}.data-\[selected\=true\]\:text-accent-foreground[data-selected=true]{color:hsl(var(--accent-foreground))}.data-\[state\=active\]\:text-foreground[data-state=active]{color:hsl(var(--foreground))}.data-\[state\=checked\]\:text-primary-foreground[data-state=checked]{color:hsl(var(--primary-foreground))}.data-\[state\=on\]\:text-accent-foreground[data-state=on],.data-\[state\=open\]\:text-accent-foreground[data-state=open]{color:hsl(var(--accent-foreground))}.data-\[state\=open\]\:text-muted-foreground[data-state=open]{color:hsl(var(--muted-foreground))}.data-\[disabled\=true\]\:opacity-50[data-disabled=true],.data-\[disabled\]\:opacity-50[data-disabled]{opacity:.5}.data-\[state\=open\]\:opacity-100[data-state=open]{opacity:1}.data-\[state\=active\]\:shadow-sm[data-state=active]{--tw-shadow: 0 1px 2px 0 rgb(0 0 0 / .05);--tw-shadow-colored: 0 1px 2px 0 var(--tw-shadow-color);box-shadow:var(--tw-ring-offset-shadow, 0 0 #0000),var(--tw-ring-shadow, 0 0 #0000),var(--tw-shadow)}.data-\[swipe\=move\]\:transition-none[data-swipe=move]{transition-property:none}.data-\[state\=closed\]\:duration-300[data-state=closed]{transition-duration:.3s}.data-\[state\=open\]\:duration-500[data-state=open]{transition-duration:.5s}.data-\[motion\^\=from-\]\:animate-in[data-motion^=from-],.data-\[state\=open\]\:animate-in[data-state=open],.data-\[state\=visible\]\:animate-in[data-state=visible]{animation-name:enter;animation-duration:.15s;--tw-enter-opacity: initial;--tw-enter-scale: initial;--tw-enter-rotate: initial;--tw-enter-translate-x: initial;--tw-enter-translate-y: initial}.data-\[motion\^\=to-\]\:animate-out[data-motion^=to-],.data-\[state\=closed\]\:animate-out[data-state=closed],.data-\[state\=hidden\]\:animate-out[data-state=hidden],.data-\[swipe\=end\]\:animate-out[data-swipe=end]{animation-name:exit;animation-duration:.15s;--tw-exit-opacity: initial;--tw-exit-scale: initial;--tw-exit-rotate: initial;--tw-exit-translate-x: initial;--tw-exit-translate-y: initial}.data-\[motion\^\=from-\]\:fade-in[data-motion^=from-]{--tw-enter-opacity: 0}.data-\[motion\^\=to-\]\:fade-out[data-motion^=to-],.data-\[state\=closed\]\:fade-out-0[data-state=closed]{--tw-exit-opacity: 0}.data-\[state\=closed\]\:fade-out-80[data-state=closed]{--tw-exit-opacity: .8}.data-\[state\=hidden\]\:fade-out[data-state=hidden]{--tw-exit-opacity: 0}.data-\[state\=open\]\:fade-in-0[data-state=open],.data-\[state\=visible\]\:fade-in[data-state=visible]{--tw-enter-opacity: 0}.data-\[state\=closed\]\:zoom-out-95[data-state=closed]{--tw-exit-scale: .95}.data-\[state\=open\]\:zoom-in-90[data-state=open]{--tw-enter-scale: .9}.data-\[state\=open\]\:zoom-in-95[data-state=open]{--tw-enter-scale: .95}.data-\[motion\=from-end\]\:slide-in-from-right-52[data-motion=from-end]{--tw-enter-translate-x: 13rem}.data-\[motion\=from-start\]\:slide-in-from-left-52[data-motion=from-start]{--tw-enter-translate-x: -13rem}.data-\[motion\=to-end\]\:slide-out-to-right-52[data-motion=to-end]{--tw-exit-translate-x: 13rem}.data-\[motion\=to-start\]\:slide-out-to-left-52[data-motion=to-start]{--tw-exit-translate-x: -13rem}.data-\[side\=bottom\]\:slide-in-from-top-2[data-side=bottom]{--tw-enter-translate-y: -.5rem}.data-\[side\=left\]\:slide-in-from-right-2[data-side=left]{--tw-enter-translate-x: .5rem}.data-\[side\=right\]\:slide-in-from-left-2[data-side=right]{--tw-enter-translate-x: -.5rem}.data-\[side\=top\]\:slide-in-from-bottom-2[data-side=top]{--tw-enter-translate-y: .5rem}.data-\[state\=closed\]\:slide-out-to-bottom[data-state=closed]{--tw-exit-translate-y: 100%}.data-\[state\=closed\]\:slide-out-to-left[data-state=closed]{--tw-exit-translate-x: -100%}.data-\[state\=closed\]\:slide-out-to-left-1\/2[data-state=closed]{--tw-exit-translate-x: -50%}.data-\[state\=closed\]\:slide-out-to-right[data-state=closed],.data-\[state\=closed\]\:slide-out-to-right-full[data-state=closed]{--tw-exit-translate-x: 100%}.data-\[state\=closed\]\:slide-out-to-top[data-state=closed]{--tw-exit-translate-y: -100%}.data-\[state\=closed\]\:slide-out-to-top-\[48\%\][data-state=closed]{--tw-exit-translate-y: -48%}.data-\[state\=open\]\:slide-in-from-bottom[data-state=open]{--tw-enter-translate-y: 100%}.data-\[state\=open\]\:slide-in-from-left[data-state=open]{--tw-enter-translate-x: -100%}.data-\[state\=open\]\:slide-in-from-left-1\/2[data-state=open]{--tw-enter-translate-x: -50%}.data-\[state\=open\]\:slide-in-from-right[data-state=open]{--tw-enter-translate-x: 100%}.data-\[state\=open\]\:slide-in-from-top[data-state=open]{--tw-enter-translate-y: -100%}.data-\[state\=open\]\:slide-in-from-top-\[48\%\][data-state=open]{--tw-enter-translate-y: -48%}.data-\[state\=open\]\:slide-in-from-top-full[data-state=open]{--tw-enter-translate-y: -100%}.data-\[state\=closed\]\:duration-300[data-state=closed]{animation-duration:.3s}.data-\[state\=open\]\:duration-500[data-state=open]{animation-duration:.5s}.data-\[panel-group-direction\=vertical\]\:after\:left-0[data-panel-group-direction=vertical]:after{content:var(--tw-content);left:0}.data-\[panel-group-direction\=vertical\]\:after\:h-1[data-panel-group-direction=vertical]:after{content:var(--tw-content);height:.25rem}.data-\[panel-group-direction\=vertical\]\:after\:w-full[data-panel-group-direction=vertical]:after{content:var(--tw-content);width:100%}.data-\[panel-group-direction\=vertical\]\:after\:-translate-y-1\/2[data-panel-group-direction=vertical]:after{content:var(--tw-content);--tw-translate-y: -50%;transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.data-\[panel-group-direction\=vertical\]\:after\:translate-x-0[data-panel-group-direction=vertical]:after{content:var(--tw-content);--tw-translate-x: 0px;transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.data-\[state\=open\]\:hover\:bg-sidebar-accent:hover[data-state=open]{background-color:hsl(var(--sidebar-accent))}.data-\[state\=open\]\:hover\:text-sidebar-accent-foreground:hover[data-state=open]{color:hsl(var(--sidebar-accent-foreground))}.group\/day[data-focused=true] .group-data-\[focused\=true\]\/day\:relative{position:relative}.group[data-collapsible=offcanvas] .group-data-\[collapsible\=offcanvas\]\:left-\[calc\(var\(--sidebar-width\)\*-1\)\]{left:calc(var(--sidebar-width) * -1)}.group[data-collapsible=offcanvas] .group-data-\[collapsible\=offcanvas\]\:right-\[calc\(var\(--sidebar-width\)\*-1\)\]{right:calc(var(--sidebar-width) * -1)}.group[data-side=left] .group-data-\[side\=left\]\:-right-4{right:-1rem}.group[data-side=right] .group-data-\[side\=right\]\:left-0{left:0}.group\/day[data-focused=true] .group-data-\[focused\=true\]\/day\:z-10{z-index:10}.group[data-collapsible=icon] .group-data-\[collapsible\=icon\]\:-mt-8{margin-top:-2rem}.group[data-collapsible=icon] .group-data-\[collapsible\=icon\]\:hidden{display:none}.group[data-collapsible=icon] .group-data-\[collapsible\=icon\]\:\!size-8{width:2rem!important;height:2rem!important}.group[data-collapsible=icon] .group-data-\[collapsible\=icon\]\:w-\[--sidebar-width-icon\]{width:var(--sidebar-width-icon)}.group[data-collapsible=icon] .group-data-\[collapsible\=icon\]\:w-\[calc\(var\(--sidebar-width-icon\)_\+_theme\(spacing\.4\)\)\]{width:calc(var(--sidebar-width-icon) + 1rem)}.group[data-collapsible=icon] .group-data-\[collapsible\=icon\]\:w-\[calc\(var\(--sidebar-width-icon\)_\+_theme\(spacing\.4\)_\+2px\)\]{width:calc(var(--sidebar-width-icon) + 1rem + 2px)}.group[data-collapsible=offcanvas] .group-data-\[collapsible\=offcanvas\]\:w-0{width:0px}.group[data-collapsible=offcanvas] .group-data-\[collapsible\=offcanvas\]\:translate-x-0{--tw-translate-x: 0px;transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.group[data-side=right] .group-data-\[side\=right\]\:rotate-180,.group[data-state=open] .group-data-\[state\=open\]\:rotate-180{--tw-rotate: 180deg;transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.group[data-collapsible=icon] .group-data-\[collapsible\=icon\]\:overflow-hidden{overflow:hidden}.group[data-variant=floating] .group-data-\[variant\=floating\]\:rounded-lg{border-radius:var(--radius)}.group[data-variant=floating] .group-data-\[variant\=floating\]\:border{border-width:1px}.group[data-side=left] .group-data-\[side\=left\]\:border-r{border-right-width:1px}.group[data-side=right] .group-data-\[side\=right\]\:border-l{border-left-width:1px}.group\/day[data-focused=true] .group-data-\[focused\=true\]\/day\:border-ring{border-color:hsl(var(--ring))}.group[data-variant=floating] .group-data-\[variant\=floating\]\:border-sidebar-border{border-color:hsl(var(--sidebar-border))}.group[data-collapsible=icon] .group-data-\[collapsible\=icon\]\:\!p-0{padding:0!important}.group[data-collapsible=icon] .group-data-\[collapsible\=icon\]\:\!p-2{padding:.5rem!important}.group[data-collapsible=icon] .group-data-\[collapsible\=icon\]\:opacity-0{opacity:0}.group[data-variant=floating] .group-data-\[variant\=floating\]\:shadow{--tw-shadow: 0 1px 3px 0 rgb(0 0 0 / .1), 0 1px 2px -1px rgb(0 0 0 / .1);--tw-shadow-colored: 0 1px 3px 0 var(--tw-shadow-color), 0 1px 2px -1px var(--tw-shadow-color);box-shadow:var(--tw-ring-offset-shadow, 0 0 #0000),var(--tw-ring-shadow, 0 0 #0000),var(--tw-shadow)}.group\/day[data-focused=true] .group-data-\[focused\=true\]\/day\:ring-\[3px\]{--tw-ring-offset-shadow: var(--tw-ring-inset) 0 0 0 var(--tw-ring-offset-width) var(--tw-ring-offset-color);--tw-ring-shadow: var(--tw-ring-inset) 0 0 0 calc(3px + var(--tw-ring-offset-width)) var(--tw-ring-color);box-shadow:var(--tw-ring-offset-shadow),var(--tw-ring-shadow),var(--tw-shadow, 0 0 #0000)}.group\/day[data-focused=true] .group-data-\[focused\=true\]\/day\:ring-ring\/50{--tw-ring-color: hsl(var(--ring) / .5)}.group[data-collapsible=offcanvas] .group-data-\[collapsible\=offcanvas\]\:after\:left-full:after{content:var(--tw-content);left:100%}.group[data-collapsible=offcanvas] .group-data-\[collapsible\=offcanvas\]\:hover\:bg-sidebar:hover{background-color:hsl(var(--sidebar-background))}.peer\/menu-button[data-size=default]~.peer-data-\[size\=default\]\/menu-button\:top-1\.5{top:.375rem}.peer\/menu-button[data-size=lg]~.peer-data-\[size\=lg\]\/menu-button\:top-2\.5{top:.625rem}.peer\/menu-button[data-size=sm]~.peer-data-\[size\=sm\]\/menu-button\:top-1{top:.25rem}.peer[data-variant=inset]~.peer-data-\[variant\=inset\]\:min-h-\[calc\(100svh-theme\(spacing\.4\)\)\]{min-height:calc(100svh - 1rem)}.peer\/menu-button[data-active=true]~.peer-data-\[active\=true\]\/menu-button\:text-sidebar-accent-foreground{color:hsl(var(--sidebar-accent-foreground))}.dark\:border-destructive:is(.dark *){border-color:hsl(var(--destructive))}.dark\:hover\:text-accent-foreground:hover:is(.dark *){color:hsl(var(--accent-foreground))}@media (min-width: 640px){.sm\:bottom-0{bottom:0}.sm\:right-0{right:0}.sm\:top-auto{top:auto}.sm\:mt-0{margin-top:0}.sm\:flex{display:flex}.sm\:max-w-sm{max-width:24rem}.sm\:flex-row{flex-direction:row}.sm\:flex-col{flex-direction:column}.sm\:justify-end{justify-content:flex-end}.sm\:gap-2\.5{gap:.625rem}.sm\:space-x-2>:not([hidden])~:not([hidden]){--tw-space-x-reverse: 0;margin-right:calc(.5rem * var(--tw-space-x-reverse));margin-left:calc(.5rem * calc(1 - var(--tw-space-x-reverse)))}.sm\:rounded-lg{border-radius:var(--radius)}.sm\:text-left{text-align:left}.data-\[state\=open\]\:sm\:slide-in-from-bottom-full[data-state=open]{--tw-enter-translate-y: 100%}}@media (min-width: 768px){.md\:absolute{position:absolute}.md\:block{display:block}.md\:flex{display:flex}.md\:w-\[var\(--radix-navigation-menu-viewport-width\)\]{width:var(--radix-navigation-menu-viewport-width)}.md\:w-auto{width:auto}.md\:max-w-\[420px\]{max-width:420px}.md\:flex-row{flex-direction:row}.md\:text-sm{font-size:.875rem;line-height:1.25rem}.md\:opacity-0{opacity:0}.after\:md\:hidden:after{content:var(--tw-content);display:none}.peer[data-variant=inset]~.md\:peer-data-\[variant\=inset\]\:m-2{margin:.5rem}.peer[data-state=collapsed][data-variant=inset]~.md\:peer-data-\[state\=collapsed\]\:peer-data-\[variant\=inset\]\:ml-2{margin-left:.5rem}.peer[data-variant=inset]~.md\:peer-data-\[variant\=inset\]\:ml-0{margin-left:0}.peer[data-variant=inset]~.md\:peer-data-\[variant\=inset\]\:rounded-xl{border-radius:.75rem}.peer[data-variant=inset]~.md\:peer-data-\[variant\=inset\]\:shadow{--tw-shadow: 0 1px 3px 0 rgb(0 0 0 / .1), 0 1px 2px -1px rgb(0 0 0 / .1);--tw-shadow-colored: 0 1px 3px 0 var(--tw-shadow-color), 0 1px 2px -1px var(--tw-shadow-color);box-shadow:var(--tw-ring-offset-shadow, 0 0 #0000),var(--tw-ring-shadow, 0 0 #0000),var(--tw-shadow)}}.\[\&\:first-child\[data-selected\=true\]_button\]\:rounded-l-md:first-child[data-selected=true] button{border-top-left-radius:calc(var(--radius) - 2px);border-bottom-left-radius:calc(var(--radius) - 2px)}.\[\&\:has\(\[role\=checkbox\]\)\]\:pr-0:has([role=checkbox]){padding-right:0}.\[\&\:last-child\[data-selected\=true\]_button\]\:rounded-r-md:last-child[data-selected=true] button{border-top-right-radius:calc(var(--radius) - 2px);border-bottom-right-radius:calc(var(--radius) - 2px)}.\[\&\>button\]\:hidden>button{display:none}.\[\&\>span\:last-child\]\:truncate>span:last-child{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.\[\&\>span\]\:line-clamp-1>span{overflow:hidden;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:1}.\[\&\>span\]\:text-xs>span{font-size:.75rem;line-height:1rem}.\[\&\>span\]\:opacity-70>span{opacity:.7}.\[\&\>svg\+div\]\:translate-y-\[-3px\]>svg+div{--tw-translate-y: -3px;transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.\[\&\>svg\]\:absolute>svg{position:absolute}.\[\&\>svg\]\:left-4>svg{left:1rem}.\[\&\>svg\]\:top-4>svg{top:1rem}.\[\&\>svg\]\:size-3\.5>svg{width:.875rem;height:.875rem}.\[\&\>svg\]\:size-4>svg{width:1rem;height:1rem}.\[\&\>svg\]\:h-2\.5>svg{height:.625rem}.\[\&\>svg\]\:h-3>svg{height:.75rem}.\[\&\>svg\]\:h-3\.5>svg{height:.875rem}.\[\&\>svg\]\:w-2\.5>svg{width:.625rem}.\[\&\>svg\]\:w-3>svg{width:.75rem}.\[\&\>svg\]\:w-3\.5>svg{width:.875rem}.\[\&\>svg\]\:shrink-0>svg{flex-shrink:0}.\[\&\>svg\]\:text-destructive>svg{color:hsl(var(--destructive))}.\[\&\>svg\]\:text-foreground>svg{color:hsl(var(--foreground))}.\[\&\>svg\]\:text-muted-foreground>svg{color:hsl(var(--muted-foreground))}.\[\&\>svg\]\:text-sidebar-accent-foreground>svg{color:hsl(var(--sidebar-accent-foreground))}.\[\&\>svg\~\*\]\:pl-7>svg~*{padding-left:1.75rem}.\[\&\>tr\]\:last\:border-b-0:last-child>tr{border-bottom-width:0px}.\[\&\[data-panel-group-direction\=vertical\]\>div\]\:rotate-90[data-panel-group-direction=vertical]>div{--tw-rotate: 90deg;transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.\[\&\[data-state\=open\]\>svg\]\:rotate-180[data-state=open]>svg{--tw-rotate: 180deg;transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.\[\&_\.recharts-cartesian-axis-tick_text\]\:fill-muted-foreground .recharts-cartesian-axis-tick text{fill:hsl(var(--muted-foreground))}.\[\&_\.recharts-cartesian-grid_line\[stroke\=\'\#ccc\'\]\]\:stroke-border\/50 .recharts-cartesian-grid line[stroke="#ccc"]{stroke:hsl(var(--border) / .5)}.\[\&_\.recharts-curve\.recharts-tooltip-cursor\]\:stroke-border .recharts-curve.recharts-tooltip-cursor{stroke:hsl(var(--border))}.\[\&_\.recharts-dot\[stroke\=\'\#fff\'\]\]\:stroke-transparent .recharts-dot[stroke="#fff"]{stroke:transparent}.\[\&_\.recharts-layer\]\:outline-none .recharts-layer{outline:2px solid transparent;outline-offset:2px}.\[\&_\.recharts-polar-grid_\[stroke\=\'\#ccc\'\]\]\:stroke-border .recharts-polar-grid [stroke="#ccc"]{stroke:hsl(var(--border))}.\[\&_\.recharts-radial-bar-background-sector\]\:fill-muted .recharts-radial-bar-background-sector,.\[\&_\.recharts-rectangle\.recharts-tooltip-cursor\]\:fill-muted .recharts-rectangle.recharts-tooltip-cursor{fill:hsl(var(--muted))}.\[\&_\.recharts-reference-line_\[stroke\=\'\#ccc\'\]\]\:stroke-border .recharts-reference-line [stroke="#ccc"]{stroke:hsl(var(--border))}.\[\&_\.recharts-sector\[stroke\=\'\#fff\'\]\]\:stroke-transparent .recharts-sector[stroke="#fff"]{stroke:transparent}.\[\&_\.recharts-sector\]\:outline-none .recharts-sector,.\[\&_\.recharts-surface\]\:outline-none .recharts-surface{outline:2px solid transparent;outline-offset:2px}.\[\&_\[cmdk-group-heading\]\]\:px-2 [cmdk-group-heading]{padding-left:.5rem;padding-right:.5rem}.\[\&_\[cmdk-group-heading\]\]\:py-1\.5 [cmdk-group-heading]{padding-top:.375rem;padding-bottom:.375rem}.\[\&_\[cmdk-group-heading\]\]\:text-xs [cmdk-group-heading]{font-size:.75rem;line-height:1rem}.\[\&_\[cmdk-group-heading\]\]\:font-medium [cmdk-group-heading]{font-weight:500}.\[\&_\[cmdk-group-heading\]\]\:text-muted-foreground [cmdk-group-heading]{color:hsl(var(--muted-foreground))}.\[\&_\[cmdk-group\]\:not\(\[hidden\]\)_\~\[cmdk-group\]\]\:pt-0 [cmdk-group]:not([hidden])~[cmdk-group]{padding-top:0}.\[\&_\[cmdk-group\]\]\:px-2 [cmdk-group]{padding-left:.5rem;padding-right:.5rem}.\[\&_\[cmdk-input-wrapper\]_svg\]\:h-5 [cmdk-input-wrapper] svg{height:1.25rem}.\[\&_\[cmdk-input-wrapper\]_svg\]\:w-5 [cmdk-input-wrapper] svg{width:1.25rem}.\[\&_\[cmdk-input\]\]\:h-12 [cmdk-input]{height:3rem}.\[\&_\[cmdk-item\]\]\:px-2 [cmdk-item]{padding-left:.5rem;padding-right:.5rem}.\[\&_\[cmdk-item\]\]\:py-3 [cmdk-item]{padding-top:.75rem;padding-bottom:.75rem}.\[\&_\[cmdk-item\]_svg\]\:h-5 [cmdk-item] svg{height:1.25rem}.\[\&_\[cmdk-item\]_svg\]\:w-5 [cmdk-item] svg{width:1.25rem}.\[\&_p\]\:leading-relaxed p{line-height:1.625}.\[\&_svg\]\:pointer-events-none svg{pointer-events:none}.\[\&_svg\]\:size-4 svg{width:1rem;height:1rem}.\[\&_svg\]\:shrink-0 svg{flex-shrink:0}.\[\&_tr\:last-child\]\:border-0 tr:last-child{border-width:0px}.\[\&_tr\]\:border-b tr{border-bottom-width:1px}[data-side=left][data-collapsible=offcanvas] .\[\[data-side\=left\]\[data-collapsible\=offcanvas\]_\&\]\:-right-2{right:-.5rem}[data-side=left][data-state=collapsed] .\[\[data-side\=left\]\[data-state\=collapsed\]_\&\]\:cursor-e-resize{cursor:e-resize}[data-side=left] .\[\[data-side\=left\]_\&\]\:cursor-w-resize{cursor:w-resize}[data-side=right][data-collapsible=offcanvas] .\[\[data-side\=right\]\[data-collapsible\=offcanvas\]_\&\]\:-left-2{left:-.5rem}[data-side=right][data-state=collapsed] .\[\[data-side\=right\]\[data-state\=collapsed\]_\&\]\:cursor-w-resize{cursor:w-resize}[data-side=right] .\[\[data-side\=right\]_\&\]\:cursor-e-resize{cursor:e-resize}[data-slot=card-content] .\[\[data-slot\=card-content\]_\&\]\:bg-transparent,[data-slot=popover-content] .\[\[data-slot\=popover-content\]_\&\]\:bg-transparent{background-color:transparent}.dashboard{min-height:100vh;background-color:#e8f8f9;padding:0;margin:0}.loading-container{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:60vh;color:#fff;text-align:center}.loading-spinner{width:48px;height:48px;animation:spin 1s linear infinite;margin-bottom:16px}.loading-container p{font-size:18px;margin:0;opacity:.9}.welcome-section{display:flex;justify-content:space-between;align-items:center;padding:40px;margin:20px;background:#ffffff1a;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:20px;border:1px solid rgba(255,255,255,.2);color:#fff}.welcome-content h2{font-size:32px;font-weight:700;margin:0 0 8px;color:#fff}.welcome-content p{font-size:18px;margin:0 0 20px;opacity:.9}.score-info{display:flex;gap:24px;flex-wrap:wrap}.score-info span{font-size:16px;font-weight:600;padding:8px 16px;background:#ffffff26;border-radius:25px;border:1px solid rgba(255,255,255,.2)}.days-counter{text-align:center;background:#ffffff26;padding:24px;border-radius:16px;border:1px solid rgba(255,255,255,.2);min-width:120px}.days-number{font-size:48px;font-weight:700;line-height:1;margin-bottom:8px;color:gold}.days-label{font-size:14px;opacity:.9;font-weight:500}.skills-section{padding:0 20px 20px}.section-title{color:#fff;font-size:24px;font-weight:600;margin:0 0 20px 20px}.skills-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px;margin-bottom:40px}.skill-card{background:#ffffff1a;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:16px;border:1px solid rgba(255,255,255,.2);padding:24px;color:#fff;transition:all .3s ease;cursor:pointer}.skill-card:hover{transform:translateY(-4px);background:#ffffff26;border-color:#ffffff4d}.skill-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.skill-info{display:flex;align-items:center;gap:12px}.skill-icon{width:48px;height:48px;background:#ffffff26;border-radius:12px;display:flex;align-items:center;justify-content:center;border:1px solid rgba(255,255,255,.2)}.skill-title{font-size:20px;font-weight:600;margin:0}.skill-band{font-size:14px;font-weight:600;padding:4px 12px;background:#ffd70033;color:gold;border-radius:20px;border:1px solid rgba(255,215,0,.3)}.skill-progress{margin-bottom:12px}.progress-bar{width:100%;height:8px;background:#ffffff1a;border-radius:4px;overflow:hidden;margin-bottom:8px}.progress-fill{height:100%;background:linear-gradient(90deg,#4ade80,#22c55e);border-radius:4px;transition:width .3s ease}.progress-text{display:flex;justify-content:space-between;font-size:14px;opacity:.9}.activities-section{padding:0 20px 40px}.activities-list{background:#ffffff1a;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:16px;border:1px solid rgba(255,255,255,.2);overflow:hidden}.activity-item{display:flex;justify-content:space-between;align-items:center;padding:20px 24px;border-bottom:1px solid rgba(255,255,255,.1);color:#fff;transition:background-color .2s ease}.activity-item:hover{background:#ffffff0d}.activity-info{flex:1}.activity-title{font-size:16px;font-weight:600;margin:0 0 4px}.activity-meta{display:flex;gap:16px;font-size:14px;opacity:.8}.activity-type{color:#60a5fa;font-weight:500}.activity-time{color:#d1d5db}.activity-score{font-size:18px;font-weight:700;color:gold;min-width:60px;text-align:right}@media (max-width: 768px){.welcome-section{flex-direction:column;gap:24px;padding:24px;margin:16px}.welcome-content{text-align:center}.welcome-content h2{font-size:24px}.score-info{justify-content:center}.skills-grid{grid-template-columns:1fr;gap:16px}.skills-section,.activities-section{padding:0 16px 20px}.section-title{margin-left:0;font-size:20px}.activity-item{flex-direction:column;align-items:flex-start;gap:12px;padding:16px}.activity-score{align-self:flex-end;min-width:auto}}@media (max-width: 480px){.welcome-section{margin:12px;padding:20px}.days-counter{padding:16px;min-width:100px}.days-number{font-size:36px}.skill-card{padding:20px}.skill-header{flex-direction:column;align-items:flex-start;gap:12px}.skill-band{align-self:flex-start}}.progress-analytics{display:flex;flex-direction:column;gap:1.5rem}.progress-analytics-header{display:flex;flex-direction:column;justify-content:space-between;align-items:flex-start;gap:1rem}@media (min-width: 640px){.progress-analytics-header{flex-direction:row;align-items:center}}.progress-analytics-title{font-size:1.5rem;font-weight:700;color:#111827;margin:0}.progress-analytics-description{color:#4b5563;margin:0}.progress-analytics-controls{display:flex;flex-direction:column;gap:.75rem}@media (min-width: 640px){.progress-analytics-controls{flex-direction:row}}.metrics-grid{display:grid;grid-template-columns:1fr;gap:1rem}@media (min-width: 768px){.metrics-grid{grid-template-columns:repeat(2,1fr)}}@media (min-width: 1024px){.metrics-grid{grid-template-columns:repeat(4,1fr)}}.metric-card{background:#fff;border:1px solid #e5e7eb;border-radius:.5rem;box-shadow:0 1px 3px #0000001a}.metric-card-content{padding:1.5rem;display:flex;align-items:center;justify-content:space-between}.metric-info h3{font-size:.875rem;font-weight:500;color:#4b5563;margin:0 0 .25rem}.metric-value{font-size:1.5rem;font-weight:700;color:#111827;margin:0}.metric-trend{display:flex;align-items:center;gap:.5rem}.metric-trend-text{font-size:.75rem;color:#6b7280;margin-left:.25rem}.metric-icon{height:2rem;width:2rem}.metric-icon.blue{color:#2563eb}.metric-icon.green{color:#059669}.metric-icon.purple{color:#2563eb}.metric-icon.orange{color:#ea580c}.loading-spinner{display:flex;align-items:center;justify-content:center;height:16rem}.spinner{animation:spin 1s linear infinite;border-radius:50%;height:2rem;width:2rem;border:2px solid transparent;border-bottom-color:#2563eb}.no-data-card{background:#fff;border:1px solid #e5e7eb;border-radius:.5rem;box-shadow:0 1px 3px #0000001a}.no-data-content{display:flex;align-items:center;justify-content:center;height:16rem;padding:1.5rem}.no-data-text{text-align:center}.no-data-icon{height:3rem;width:3rem;color:#9ca3af;margin:0 auto 1rem}.no-data-message{color:#6b7280;margin:0}.no-data-submessage{font-size:.875rem;color:#9ca3af;margin:.5rem 0 0}.tabs{display:flex;flex-direction:column;gap:1.5rem}.tabs-list{display:grid;grid-template-columns:repeat(4,1fr);width:100%;background:#f3f4f6;border-radius:.375rem;padding:.25rem}.tabs-trigger{background:transparent;border:none;padding:.5rem 1rem;border-radius:.25rem;font-size:.875rem;font-weight:500;color:#6b7280;cursor:pointer;transition:all .2s}.tabs-trigger:hover{color:#374151}.tabs-trigger.active{background:#fff;color:#111827;box-shadow:0 1px 3px #0000001a}.chart-card{background:#fff;border:1px solid #e5e7eb;border-radius:.5rem;box-shadow:0 1px 3px #0000001a}.chart-header{padding:1.5rem 1.5rem 0}.chart-title{display:flex;align-items:center;gap:.5rem;font-size:1.125rem;font-weight:600;color:#111827;margin:0 0 .5rem}.chart-description{color:#6b7280;margin:0}.chart-content{padding:1.5rem}.chart-grid{display:grid;grid-template-columns:1fr;gap:1.5rem}@media (min-width: 1024px){.chart-grid{grid-template-columns:repeat(2,1fr)}}.skills-grid{display:grid;grid-template-columns:1fr;gap:1.5rem}@media (min-width: 768px){.skills-grid{grid-template-columns:repeat(2,1fr)}}.skill-card{background:#fff;border:1px solid #e5e7eb;border-radius:.5rem;box-shadow:0 1px 3px #0000001a}.skill-header{padding:1.5rem 1.5rem 0}.skill-title{display:flex;align-items:center;justify-content:space-between;margin:0 0 .5rem}.skill-name{text-transform:capitalize;font-size:1.125rem;font-weight:600;color:#111827}.skill-badge{padding:.25rem .75rem;border-radius:9999px;font-size:.75rem;font-weight:500;color:#fff}.skill-badge.excellent{background-color:#059669}.skill-badge.good{background-color:#2563eb}.skill-badge.fair{background-color:#d97706}.skill-badge.needs-improvement{background-color:#dc2626}.skill-content{padding:0 1.5rem 1.5rem;display:flex;flex-direction:column;gap:1rem}.skill-score{display:flex;justify-content:space-between;align-items:center}.skill-score-label{font-size:.875rem;color:#6b7280}.skill-score-value{font-weight:600}.skill-progress{height:.5rem;background-color:#f3f4f6;border-radius:9999px;overflow:hidden}.skill-progress-bar{height:100%;background-color:#2563eb;transition:width .3s ease}.skill-stats{display:flex;justify-content:space-between;align-items:center;font-size:.875rem}.skill-stats-left,.skill-stats-right{color:#6b7280}.insights-grid{display:grid;grid-template-columns:1fr;gap:1.5rem}@media (min-width: 1024px){.insights-grid{grid-template-columns:repeat(2,1fr)}}.strengths-card{background:#fff;border:1px solid #e5e7eb;border-radius:.5rem;box-shadow:0 1px 3px #0000001a}.strengths-header{padding:1.5rem 1.5rem 0}.strengths-title{display:flex;align-items:center;gap:.5rem;color:#059669;font-size:1.125rem;font-weight:600;margin:0}.strengths-content{padding:1.5rem;display:flex;flex-direction:column;gap:.75rem}.strength-item{display:flex;align-items:center;justify-content:space-between;padding:.75rem;background-color:#f0fdf4;border-radius:.5rem}.strength-name{font-weight:500;text-transform:capitalize}.strength-score{padding:.25rem .5rem;background-color:#e5e7eb;border-radius:.25rem;font-size:.75rem;font-weight:500}.weaknesses-card{background:#fff;border:1px solid #e5e7eb;border-radius:.5rem;box-shadow:0 1px 3px #0000001a}.weaknesses-header{padding:1.5rem 1.5rem 0}.weaknesses-title{display:flex;align-items:center;gap:.5rem;color:#dc2626;font-size:1.125rem;font-weight:600;margin:0}.weaknesses-content{padding:1.5rem;display:flex;flex-direction:column;gap:.75rem}.weakness-item{display:flex;align-items:center;justify-content:space-between;padding:.75rem;background-color:#fef2f2;border-radius:.5rem}.weakness-name{font-weight:500;text-transform:capitalize}.weakness-score{padding:.25rem .5rem;background-color:#dc2626;color:#fff;border-radius:.25rem;font-size:.75rem;font-weight:500}.recommendations-card{background:#fff;border:1px solid #e5e7eb;border-radius:.5rem;box-shadow:0 1px 3px #0000001a}.recommendations-header{padding:1.5rem 1.5rem 0}.recommendations-title{display:flex;align-items:center;gap:.5rem;font-size:1.125rem;font-weight:600;color:#111827;margin:0 0 .5rem}.recommendations-description{color:#6b7280;margin:0}.recommendations-content{padding:1.5rem;display:flex;flex-direction:column;gap:1rem}.recommendation-item{padding:1rem;border:1px solid #e5e7eb;border-radius:.5rem}.recommendation-title{font-weight:600;color:#111827;margin:0 0 .5rem}.recommendation-description{color:#6b7280;font-size:.875rem;margin:0 0 .75rem}.recommendation-footer{display:flex;align-items:center;justify-content:space-between}.recommendation-priority{padding:.25rem .75rem;border:1px solid #d1d5db;border-radius:.25rem;font-size:.75rem;font-weight:500;background:#fff;color:#374151}.recommendation-button{padding:.5rem 1rem;border:1px solid #d1d5db;border-radius:.25rem;background:#fff;color:#374151;font-size:.875rem;cursor:pointer;transition:all .2s}.recommendation-button:hover{background:#f9fafb}.empty-state{text-align:center;padding:2rem 0;color:#6b7280}.empty-state p{margin:0}.empty-state p:first-child{margin-bottom:0}.select-trigger{width:140px;padding:.5rem 1rem;border:1px solid #d1d5db;border-radius:.375rem;background:#fff;font-size:.875rem;cursor:pointer}.select-trigger:focus{outline:none;border-color:#2563eb;box-shadow:0 0 0 3px #2563eb1a}.loading-container{display:flex;align-items:center;justify-content:center;height:400px}.loading-spinner{height:2rem;width:2rem;animation:spin 1s linear infinite}.lesson-library{padding:1.5rem;max-width:1200px;margin:0 auto}.header{margin-bottom:2rem}.header-title{font-size:2rem;font-weight:700;margin-bottom:.5rem}.header-description{color:#6b7280}.filters-content{margin-bottom:2rem}.filters-container{display:flex;flex-direction:column;gap:1rem}@media (min-width: 768px){.filters-container{flex-direction:row;align-items:center;justify-content:space-between}}.search-container{flex:1;max-width:400px}.search-input-wrapper{position:relative}.search-icon{position:absolute;left:.75rem;top:50%;transform:translateY(-50%);height:1rem;width:1rem;color:#9ca3af}.search-input{width:100%;padding:.5rem .75rem .5rem 2.5rem;border:1px solid #d1d5db;border-radius:.375rem;font-size:.875rem}.filters-wrapper{display:flex;gap:.75rem;flex-wrap:wrap}.filter-select{min-width:120px}.tabs{width:100%}.tabs-list{display:flex;border-bottom:1px solid #e5e7eb;margin-bottom:1.5rem}.tabs-content{display:flex;flex-direction:column;gap:1.5rem}.lessons-grid{display:grid;grid-template-columns:1fr;gap:1.5rem}@media (min-width: 768px){.lessons-grid{grid-template-columns:repeat(2,1fr)}}@media (min-width: 1024px){.lessons-grid{grid-template-columns:repeat(3,1fr)}}.lesson-card{overflow:hidden;transition:transform .2s,box-shadow .2s}.lesson-card:hover{transform:translateY(-2px);box-shadow:0 10px 25px #0000001a}.lesson-thumbnail-container{position:relative;height:12rem;overflow:hidden}.lesson-thumbnail{width:100%;height:100%;object-fit:cover}.premium-badge{position:absolute;top:.5rem;right:.5rem;background:linear-gradient(135deg,#fbbf24,#f59e0b);color:#fff;padding:.25rem .5rem;border-radius:.375rem;font-size:.75rem;font-weight:600}.completed-icon{position:absolute;top:.5rem;left:.5rem;background:#10b981;color:#fff;padding:.25rem;border-radius:50%}.completed-check{height:1rem;width:1rem}.lesson-header{padding:1rem;padding-bottom:0}.lesson-title-row{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:.5rem}.lesson-title{font-size:1.125rem;font-weight:600;flex:1;margin-right:.5rem}.lesson-rating{display:flex;align-items:center;gap:.25rem;font-size:.875rem;color:#6b7280}.rating-star{height:1rem;width:1rem;fill:#fbbf24;color:#fbbf24}.lesson-description{color:#6b7280;font-size:.875rem;line-height:1.4}.lesson-content{padding:1rem;display:flex;flex-direction:column;gap:1rem}.lesson-tags{display:flex;gap:.5rem;flex-wrap:wrap}.skill-badge{font-size:.75rem;padding:.25rem .5rem;border-radius:.375rem}.skill-listening{background:#dbeafe;color:#1e40af}.skill-reading{background:#dcfce7;color:#166534}.skill-writing{background:#fef3c7;color:#92400e}.skill-speaking{background:#fce7f3;color:#be185d}.difficulty-beginner{background:#dcfce7;color:#166534}.difficulty-intermediate{background:#fef3c7;color:#92400e}.difficulty-advanced{background:#fee2e2;color:#dc2626}.progress-container{display:flex;flex-direction:column;gap:.5rem}.progress-header{display:flex;justify-content:space-between;font-size:.875rem}.progress-bar{height:.5rem}.lesson-meta{display:flex;align-items:center;justify-content:space-between;font-size:.875rem;color:#6b7280}.meta-left{display:flex;align-items:center;gap:1rem}.meta-item,.meta-right{display:flex;align-items:center;gap:.25rem}.meta-icon{height:1rem;width:1rem}.action-button{flex:1;display:flex;align-items:center;justify-content:center;gap:.5rem}.lock-icon,.start-icon{height:1rem;width:1rem}.bookmark-button{padding:.5rem;border:1px solid #d1d5db;background:#fff;border-radius:.375rem;cursor:pointer;transition:background-color .2s}.bookmark-button:hover{background:#f9fafb}.bookmark-icon{height:1rem;width:1rem;color:#6b7280}.paths-grid{display:grid;grid-template-columns:1fr;gap:1.5rem}@media (min-width: 1024px){.paths-grid{grid-template-columns:repeat(2,1fr)}}.path-card{overflow:hidden}.path-header{padding:1.5rem;padding-bottom:0}.path-title-row{display:flex;align-items:flex-start;justify-content:space-between}.path-title-container{flex:1}.path-title{font-size:1.25rem;margin-bottom:.5rem}.path-description{margin-top:.5rem}.path-rating{display:flex;align-items:center;gap:.25rem;font-size:.875rem;color:#6b7280}.path-content{padding:1.5rem;display:flex;flex-direction:column;gap:1rem}.path-progress{display:flex;flex-direction:column;gap:.5rem}.path-progress-header{display:flex;justify-content:space-between;font-size:.875rem}.path-progress-bar{height:.5rem}.path-meta{display:flex;align-items:center;justify-content:space-between;font-size:.875rem;color:#6b7280}.path-meta-left{display:flex;align-items:center;gap:1rem}.path-meta-right{display:flex;align-items:center;gap:.25rem}.path-action{width:100%}.empty-state{display:flex;align-items:center;justify-content:center;height:16rem}.empty-content{text-align:center}.empty-icon{height:3rem;width:3rem;color:#9ca3af;margin:0 auto 1rem}.empty-title{color:#6b7280;margin-bottom:.5rem}.empty-description{font-size:.875rem;color:#9ca3af;margin-top:.5rem}.student-profile{max-width:1200px;margin:0 auto;padding:2rem;background:#e8f8f9;min-height:100vh}.profile-header{text-align:center;margin-bottom:3rem;padding:2rem 0}.profile-title{font-size:2.5rem;font-weight:700;color:#1e293b;margin-bottom:.5rem;background:linear-gradient(135deg,#3b82f6,#8b5cf6);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.profile-subtitle{font-size:1.125rem;color:#64748b;margin:0;font-weight:400}.profile-tabs{width:100%}.tabs-list{display:flex;justify-content:center;background:#e8f8f9;border:1px solid #b3e5fc;border-radius:12px;padding:.5rem;box-shadow:0 2px 4px #0000001a;margin-bottom:2rem;overflow-x:auto;gap:.25rem;max-width:800px;margin:0 auto 2rem}.tab-trigger{display:flex;align-items:center;gap:.5rem;padding:.75rem 1.25rem;border-radius:8px;font-weight:500;font-size:.875rem;color:#666;background:transparent;border:none;cursor:pointer;transition:all .2s ease;white-space:nowrap;min-width:fit-content}.tab-trigger:hover{background:#34d3eb1a;color:#20b2aa}.tab-trigger[data-state=active]{background:linear-gradient(135deg,#34d3eb,#20b2aa);color:#fff;box-shadow:0 2px 4px #34d3eb4d}.tab-icon{width:1rem;height:1rem}.tab-content{animation:fadeIn .3s ease-in-out}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.form-card,.profile-overview-card,.achievements-card,.subscription-card{background:#fff;border-radius:12px;box-shadow:0 2px 8px #0000001a;border:1px solid #e0e0e0;margin-bottom:1.5rem;overflow:hidden;transition:all .2s ease}.form-card:hover,.profile-overview-card:hover,.achievements-card:hover,.subscription-card:hover{box-shadow:0 4px 12px #00000026;transform:translateY(-1px)}.card-title{display:flex;align-items:center;gap:.75rem;font-size:1.25rem;font-weight:600;color:#1e293b;margin:0}.title-icon{width:1.25rem;height:1.25rem;color:#3b82f6}.profile-overview{display:grid;grid-template-columns:auto 1fr auto;gap:2rem;align-items:center;padding:2rem}.avatar-section{display:flex;flex-direction:column;align-items:center;gap:1rem}.avatar-container{position:relative}.profile-avatar{width:5rem;height:5rem;border:3px solid #e2e8f0;box-shadow:0 4px 6px -1px #0000001a}.avatar-fallback{background:linear-gradient(135deg,#3b82f6,#8b5cf6);color:#fff;font-weight:600;font-size:1.25rem}.avatar-edit-btn{position:absolute;bottom:-.25rem;right:-.25rem;width:2rem;height:2rem;border-radius:50%;background:#fff;border:2px solid #e2e8f0;box-shadow:0 2px 4px #0000001a}.profile-info{flex:1}.profile-name{font-size:1.5rem;font-weight:700;color:#1e293b;margin:0 0 .5rem}.profile-email{color:#64748b;margin:0 0 1rem;font-size:.875rem}.profile-badges{display:flex;gap:.5rem;flex-wrap:wrap}.premium-badge{background:linear-gradient(135deg,#f59e0b,#d97706);color:#fff;border:none}.achievement-summary{text-align:center}.points-display{display:flex;flex-direction:column;align-items:center;gap:.25rem}.points-value{font-size:2rem;font-weight:700;color:#3b82f6}.points-label{font-size:.75rem;color:#64748b;text-transform:uppercase;letter-spacing:.05em;font-weight:500}.form-content{padding:2rem;display:flex;flex-direction:column;gap:1.5rem}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem}.form-group{display:flex;flex-direction:column;gap:.5rem}.form-label{font-weight:500;color:#374151;font-size:.875rem}.form-input,.form-select,.form-textarea{padding:.75rem 1rem;border:2px solid #e5e7eb;border-radius:8px;font-size:.875rem;transition:all .2s ease;background:#fff}.form-input:focus,.form-select:focus,.form-textarea:focus{outline:none;border-color:#3b82f6;box-shadow:0 0 0 3px #3b82f61a}.form-input::placeholder,.form-textarea::placeholder{color:#9ca3af}.form-textarea{resize:vertical;min-height:100px}.save-btn{background:linear-gradient(135deg,#34d3eb,#20b2aa);color:#fff;border:none;padding:.75rem 2rem;border-radius:8px;font-weight:500;cursor:pointer;transition:all .2s ease;display:flex;align-items:center;gap:.5rem;align-self:flex-start}.save-btn:hover{transform:translateY(-1px);box-shadow:0 4px 12px #34d3eb66}.save-btn:disabled{opacity:.6;cursor:not-allowed;transform:none}.notification-settings{border-top:1px solid #e5e7eb;padding-top:1.5rem}.settings-title{font-size:1rem;font-weight:600;color:#374151;margin:0 0 1rem}.notification-list{display:flex;flex-direction:column;gap:1rem}.notification-item{display:flex;justify-content:space-between;align-items:center;padding:1rem;background:#f8fafc;border-radius:8px;border:1px solid #e5e7eb}.notification-info{display:flex;align-items:center;gap:.75rem}.notification-icon{width:1.25rem;height:1.25rem;color:#3b82f6}.notification-label{font-weight:500;color:#374151;font-size:.875rem}.notification-desc{color:#6b7280;font-size:.75rem;margin:.25rem 0 0}.previous-scores{border-top:1px solid #e5e7eb;padding-top:1.5rem}.scores-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:1rem}.achievements-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1.5rem;padding:2rem}.achievement-card{border-radius:12px;overflow:hidden;transition:all .2s ease;position:relative}.achievement-card:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--rarity-color)}.rarity-common{--rarity-color: #6b7280}.rarity-rare{--rarity-color: #3b82f6}.rarity-epic{--rarity-color: #8b5cf6}.rarity-legendary{--rarity-color: #f59e0b}.achievement-content{padding:1.5rem}.achievement-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem}.achievement-icon{font-size:2rem}.achievement-points{display:flex;align-items:center;gap:.25rem;color:#6b7280;font-size:.75rem;font-weight:500}.points-text{font-size:.75rem}.achievement-title{font-size:1.125rem;font-weight:600;color:#1e293b;margin:0 0 .5rem}.achievement-description{color:#64748b;font-size:.875rem;margin:0 0 1rem;line-height:1.5}.achievement-footer{display:flex;justify-content:space-between;align-items:center}.achievement-category{text-transform:capitalize;font-size:.75rem}.achievement-date{color:#9ca3af;font-size:.75rem}.no-achievements{text-align:center;padding:4rem 2rem;color:#6b7280}.no-achievements-icon{width:4rem;height:4rem;margin:0 auto 1rem;color:#d1d5db}.no-achievements-title{font-size:1.25rem;font-weight:600;color:#374151;margin:0 0 .5rem}.no-achievements-subtitle{color:#6b7280;margin:0}.subscription-content{padding:2rem}.premium-status{display:flex;justify-content:space-between;align-items:center;padding:1.5rem;background:linear-gradient(135deg,#f59e0b,#d97706);border-radius:12px;color:#fff;margin-bottom:2rem}.premium-info h3{margin:0 0 .5rem;font-size:1.25rem;font-weight:600}.premium-description{margin:0;opacity:.9}.premium-crown{width:2rem;height:2rem}.subscription-details{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem;margin-bottom:2rem}.detail-card{padding:1rem;background:#f8fafc;border-radius:8px;border:1px solid #e5e7eb}.detail-label{display:block;font-size:.75rem;color:#6b7280;text-transform:uppercase;letter-spacing:.05em;margin-bottom:.5rem;font-weight:500}.detail-value{font-weight:600;color:#1e293b}.status-badge{background:#10b981;color:#fff;border:none}.billing-actions{display:flex;gap:1rem;flex-wrap:wrap}.upgrade-section{padding:2rem;text-align:center}.upgrade-header{margin-bottom:2rem}.upgrade-icon{width:3rem;height:3rem;color:#f59e0b;margin:0 auto 1rem}.upgrade-title{font-size:1.5rem;font-weight:700;color:#1e293b;margin:0 0 .5rem}.upgrade-description{color:#64748b;margin:0 0 2rem}.features-grid{display:grid;grid-template-columns:1fr 1fr;gap:2rem;margin-bottom:2rem;text-align:left}.features-heading{font-size:1rem;font-weight:600;color:#374151;margin:0 0 1rem}.features-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:.75rem}.features-list li{display:flex;align-items:center;gap:.5rem;color:#374151;font-size:.875rem}.feature-icon{width:1rem;height:1rem;color:#10b981;flex-shrink:0}.upgrade-button{background:linear-gradient(135deg,#f59e0b,#d97706);color:#fff;border:none;padding:1rem 2rem;border-radius:8px;font-weight:600;font-size:1rem;cursor:pointer;transition:all .2s ease;display:inline-flex;align-items:center;gap:.5rem}.upgrade-button:hover{transform:translateY(-2px);box-shadow:0 8px 25px #f59e0b66}@media (max-width: 768px){.student-profile{padding:1rem}.profile-title{font-size:2rem}.profile-overview{grid-template-columns:1fr;text-align:center;gap:1.5rem}.form-grid{grid-template-columns:1fr}.scores-grid{grid-template-columns:1fr 1fr}.achievements-grid{grid-template-columns:1fr;padding:1rem}.features-grid{grid-template-columns:1fr;gap:1.5rem}.subscription-details{grid-template-columns:1fr}.tabs-list{flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}.tabs-list::-webkit-scrollbar{display:none}.tab-trigger{flex-shrink:0;padding:.5rem 1rem;font-size:.75rem}.tab-icon{width:.875rem;height:.875rem}}@media (max-width: 480px){.profile-title{font-size:1.75rem}.profile-subtitle{font-size:1rem}.form-content{padding:1.5rem}.scores-grid{grid-template-columns:1fr}.billing-actions{flex-direction:column}.premium-status{flex-direction:column;text-align:center;gap:1rem}}.register-container{min-height:100vh;display:flex;align-items:center;justify-content:center;background-color:#e8f8f9;padding:3rem 1rem;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}.register-wrapper{max-width:500px;width:100%;display:flex;flex-direction:column;gap:2rem}.register-loading-container{min-height:100vh;display:flex;align-items:center;justify-content:center;background-color:#e8f8f9}.register-loading-content{display:flex;align-items:center;gap:.5rem;color:#666;font-size:1rem}.register-loading-spinner{width:24px;height:24px;color:#34d3eb;animation:spin 1s linear infinite}.register-loading-spinner-small{width:16px;height:16px;color:#fff;margin-right:.5rem;animation:spin 1s linear infinite}.register-header{text-align:center}.register-icon{margin:0 auto 1.5rem;width:48px;height:48px;background:#34d3eb;border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 12px #34d3eb4d}.user-plus-icon{width:24px;height:24px;color:#fff}.register-title{font-size:2rem;font-weight:700;color:#333;margin-bottom:.5rem;margin-top:0}.register-subtitle{font-size:1rem;color:#666;margin:0}.register-card{background:#fff;border-radius:16px;box-shadow:0 8px 32px #0000001a;overflow:hidden;border:1px solid #e5e7eb}.register-card-header{padding:2rem 2rem 1rem;border-bottom:1px solid #f0f0f0}.register-card-title{font-size:1.5rem;font-weight:600;color:#333;margin-bottom:.5rem;margin-top:0}.register-card-description{font-size:.875rem;color:#666;margin:0}.register-card-content{padding:1rem 2rem 2rem}.register-form{display:flex;flex-direction:column;gap:1.5rem}.register-form-group{display:flex;flex-direction:column;gap:.5rem}.register-form-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}.register-form-label{font-size:.875rem;font-weight:500;color:#333;margin:0}.register-form-input{width:100%;padding:.75rem 1rem;border:2px solid #e5e7eb;border-radius:8px;font-size:1rem;font-family:inherit;transition:all .2s ease;background:#fff;box-sizing:border-box}.register-form-input:focus{outline:none;border-color:#34d3eb;box-shadow:0 0 0 3px #34d3eb1a}.register-form-input:disabled{background-color:#f8fafc;color:#9ca3af;cursor:not-allowed}.register-form-input::placeholder{color:#9ca3af}.register-form-input.error{border-color:#dc2626;box-shadow:0 0 0 3px #dc26261a}.register-error-text{font-size:.75rem;color:#dc2626;margin-top:.25rem}.register-submit-btn{width:100%;padding:.875rem 1.5rem;background:#34d3eb;color:#fff;border:none;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .2s ease;display:flex;align-items:center;justify-content:center;gap:.5rem;font-family:inherit}.register-submit-btn:hover:not(:disabled){background:#1fb3d3;transform:translateY(-1px);box-shadow:0 4px 12px #34d3eb4d}.register-submit-btn:active:not(:disabled){transform:translateY(0)}.register-submit-btn:disabled{background:#9ca3af;cursor:not-allowed;transform:none;box-shadow:none}.register-error-alert{background:#fef2f2;border:1px solid #fecaca;border-radius:8px;padding:.75rem 1rem;color:#dc2626;margin-bottom:1rem}.register-error-alert p{margin:0;font-size:.875rem;font-weight:500}.register-footer{text-align:center}.register-footer-text{font-size:.875rem;color:#666;margin:0}.register-login-link{color:#34d3eb;text-decoration:none;font-weight:500;transition:color .2s ease}.register-login-link:hover{color:#1fb3d3;text-decoration:underline}@media (max-width: 640px){.register-container{padding:1.5rem 1rem}.register-wrapper{max-width:100%}.register-card-header,.register-card-content{padding-left:1.5rem;padding-right:1.5rem}.register-title{font-size:1.75rem}.register-form-row{grid-template-columns:1fr;gap:1.5rem}}@media (max-width: 480px){.register-card-header,.register-card-content{padding-left:1rem;padding-right:1rem}.register-title{font-size:1.5rem}.register-form{gap:1.25rem}}.login-container{min-height:100vh;display:flex;align-items:center;justify-content:center;background-color:#e8f8f9;padding:3rem 1rem;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}.login-wrapper{max-width:400px;width:100%;display:flex;flex-direction:column;gap:2rem}.login-loading-container{min-height:100vh;display:flex;align-items:center;justify-content:center;background-color:#e8f8f9}.login-loading-content{display:flex;align-items:center;gap:.5rem;color:#666;font-size:1rem}.login-loading-spinner{width:24px;height:24px;color:#34d3eb;animation:spin 1s linear infinite}.login-loading-spinner-small{width:16px;height:16px;color:#fff;margin-right:.5rem;animation:spin 1s linear infinite}.login-header{text-align:center}.login-icon{margin:0 auto 1.5rem;width:48px;height:48px;background:#34d3eb;border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 12px #34d3eb4d}.login-icon-svg{width:24px;height:24px;color:#fff}.login-title{font-size:2rem;font-weight:700;color:#333;margin-bottom:.5rem;margin-top:0}.login-subtitle{font-size:1rem;color:#666;margin:0}.login-card{background:#fff;border-radius:16px;box-shadow:0 8px 32px #0000001a;overflow:hidden;border:1px solid #e5e7eb}.login-card-header{padding:2rem 2rem 1rem;border-bottom:1px solid #f0f0f0}.login-card-title{font-size:1.5rem;font-weight:600;color:#333;margin-bottom:.5rem;margin-top:0}.login-card-description{font-size:.875rem;color:#666;margin:0}.login-card-content{padding:1rem 2rem 2rem}.login-form{display:flex;flex-direction:column;gap:1.5rem}.login-form-group{display:flex;flex-direction:column;gap:.5rem}.login-form-label{font-size:.875rem;font-weight:500;color:#333;margin:0}.login-form-input{width:100%;padding:.75rem 1rem;border:2px solid #e5e7eb;border-radius:8px;font-size:1rem;font-family:inherit;transition:all .2s ease;background:#fff;box-sizing:border-box}.login-form-input:focus{outline:none;border-color:#34d3eb;box-shadow:0 0 0 3px #34d3eb1a}.login-form-input:disabled{background-color:#f8fafc;color:#9ca3af;cursor:not-allowed}.login-form-input::placeholder{color:#9ca3af}.login-form-input.error{border-color:#dc2626;box-shadow:0 0 0 3px #dc26261a}.login-error-text{font-size:.75rem;color:#dc2626;margin-top:.25rem}.login-submit-btn{width:100%;padding:.875rem 1.5rem;background:#34d3eb;color:#fff;border:none;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .2s ease;display:flex;align-items:center;justify-content:center;gap:.5rem;font-family:inherit}.login-submit-btn:hover:not(:disabled){background:#1fb3d3;transform:translateY(-1px);box-shadow:0 4px 12px #34d3eb4d}.login-submit-btn:active:not(:disabled){transform:translateY(0)}.login-submit-btn:disabled{background:#9ca3af;cursor:not-allowed;transform:none;box-shadow:none}.login-error-alert{background:#fef2f2;border:1px solid #fecaca;border-radius:8px;padding:.75rem 1rem;color:#dc2626;margin-bottom:1rem}.login-error-alert p{margin:0;font-size:.875rem;font-weight:500}.login-footer{text-align:center}.login-footer-text{font-size:.875rem;color:#666;margin:0}.login-register-link{color:#34d3eb;text-decoration:none;font-weight:500;transition:color .2s ease}.login-register-link:hover{color:#1fb3d3;text-decoration:underline}@media (max-width: 640px){.login-container{padding:1.5rem 1rem}.login-wrapper{max-width:100%}.login-card-header,.login-card-content{padding-left:1.5rem;padding-right:1.5rem}.login-title{font-size:1.75rem}}@media (max-width: 480px){.login-card-header,.login-card-content{padding-left:1rem;padding-right:1rem}.login-title{font-size:1.5rem}.login-form{gap:1.25rem}}.admin-login-container{min-height:100vh;display:flex;align-items:center;justify-content:center;background-color:#e8f8f9;padding:3rem 1rem;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}.admin-login-wrapper{max-width:400px;width:100%;display:flex;flex-direction:column;gap:2rem}.admin-loading-container{min-height:100vh;display:flex;align-items:center;justify-content:center;background-color:#e8f8f9}.admin-loading-content{display:flex;align-items:center;gap:.5rem;color:#666;font-size:1rem}.admin-loading-spinner{width:24px;height:24px;color:#34d3eb;animation:spin 1s linear infinite}.admin-loading-spinner-small{width:16px;height:16px;color:#fff;margin-right:.5rem;animation:spin 1s linear infinite}.admin-login-header{text-align:center}.admin-login-icon{margin:0 auto 1.5rem;width:48px;height:48px;background:#34d3eb;border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 12px #34d3eb4d}.shield-icon{width:24px;height:24px;color:#fff}.admin-login-title{font-size:2rem;font-weight:700;color:#333;margin-bottom:.5rem;margin-top:0}.admin-login-subtitle{font-size:1rem;color:#666;margin:0}.admin-login-card{background:#fff;border-radius:16px;box-shadow:0 8px 32px #0000001a;overflow:hidden;border:1px solid #e5e7eb}.admin-card-header{padding:2rem 2rem 1rem;border-bottom:1px solid #f0f0f0}.admin-card-title{font-size:1.5rem;font-weight:600;color:#333;margin-bottom:.5rem;margin-top:0}.admin-card-description{font-size:.875rem;color:#666;margin:0}.admin-card-content{padding:1rem 2rem 2rem}.admin-login-form{display:flex;flex-direction:column;gap:1.5rem}.admin-form-group{display:flex;flex-direction:column;gap:.5rem}.admin-form-label{font-size:.875rem;font-weight:500;color:#333;margin:0}.admin-form-input{width:100%;padding:.75rem 1rem;border:2px solid #e5e7eb;border-radius:8px;font-size:1rem;font-family:inherit;transition:all .2s ease;background:#fff;box-sizing:border-box}.admin-form-input:focus{outline:none;border-color:#34d3eb;box-shadow:0 0 0 3px #34d3eb1a}.admin-form-input:disabled{background-color:#f8fafc;color:#9ca3af;cursor:not-allowed}.admin-form-input::placeholder{color:#9ca3af}.admin-submit-btn{width:100%;padding:.875rem 1.5rem;background:#34d3eb;color:#fff;border:none;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .2s ease;display:flex;align-items:center;justify-content:center;gap:.5rem;font-family:inherit}.admin-submit-btn:hover:not(:disabled){background:#1fb3d3;transform:translateY(-1px);box-shadow:0 4px 12px #34d3eb4d}.admin-submit-btn:active:not(:disabled){transform:translateY(0)}.admin-submit-btn:disabled{background:#9ca3af;cursor:not-allowed;transform:none;box-shadow:none}.admin-error-alert{background:#fef2f2;border:1px solid #fecaca;border-radius:8px;padding:.75rem 1rem;color:#dc2626}.admin-error-alert p{margin:0;font-size:.875rem;font-weight:500}.admin-login-footer{text-align:center}.admin-footer-text{font-size:.875rem;color:#666;margin:0}@media (max-width: 640px){.admin-login-container{padding:1.5rem 1rem}.admin-login-wrapper{max-width:100%}.admin-card-header,.admin-card-content{padding-left:1.5rem;padding-right:1.5rem}.admin-login-title{font-size:1.75rem}}@media (max-width: 480px){.admin-card-header,.admin-card-content{padding-left:1rem;padding-right:1rem}.admin-login-title{font-size:1.5rem}}.admin-layout{min-height:100vh;background-color:#f8fafc;display:flex}.admin-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#00000080;z-index:40;display:block}.admin-mobile-sidebar{position:fixed;top:0;left:0;bottom:0;width:16rem;background-color:#fff;border-right:1px solid #e2e8f0;z-index:50;transform:translate(0);transition:transform .3s ease-in-out}.admin-desktop-sidebar{width:16rem;background-color:#fff;border-right:1px solid #e2e8f0;position:fixed;top:0;bottom:0;left:0;z-index:30;display:none}.admin-sidebar{height:100%;display:flex;flex-direction:column}.admin-sidebar-content{flex:1;padding:1rem 0}.admin-sidebar-header{padding:0 1rem 1.5rem}.admin-brand{display:flex;align-items:center;gap:.5rem}.admin-brand-icon{width:2rem;height:2rem;background-color:#2563eb;border-radius:.5rem;display:flex;align-items:center;justify-content:center}.brand-icon{width:1.25rem;height:1.25rem;color:#fff}.admin-brand-text{display:flex;flex-direction:column}.admin-brand-title{font-size:1.125rem;font-weight:600;color:#1e293b;margin:0}.admin-brand-subtitle{font-size:.75rem;color:#64748b;margin:0}.admin-nav{padding:0 .75rem;display:flex;flex-direction:column;gap:.25rem}.admin-nav-item{width:100%;display:flex;align-items:center;gap:.5rem;padding:.75rem;border:none;background:none;color:#64748b;font-size:.875rem;font-weight:500;border-radius:.375rem;cursor:pointer;transition:all .2s ease;text-align:left}.admin-nav-item:hover{background-color:#f1f5f9;color:#1e293b}.admin-nav-item.active{background-color:#e2e8f0;color:#1e293b}.nav-icon{width:1rem;height:1rem;flex-shrink:0}.admin-main{flex:1;display:flex;flex-direction:column;margin-left:0}.admin-header{position:sticky;top:0;z-index:40;height:4rem;background-color:#fff;border-bottom:1px solid #e2e8f0;box-shadow:0 1px 3px #0000001a;display:flex;align-items:center;padding:0 1rem}.admin-mobile-menu-btn{display:flex;align-items:center;justify-content:center;width:2.5rem;height:2.5rem;border:none;background:none;color:#64748b;border-radius:.375rem;cursor:pointer;transition:all .2s ease;margin-right:1rem}.admin-mobile-menu-btn:hover{background-color:#f1f5f9;color:#1e293b}.menu-icon{width:1.25rem;height:1.25rem}.admin-header-content{flex:1;display:flex;align-items:center;justify-content:space-between}.admin-header-left{display:flex;align-items:center}.admin-back-btn{display:flex;align-items:center;gap:.5rem;padding:.5rem 1rem;border:none;background:none;color:#64748b;font-size:.875rem;border-radius:.375rem;cursor:pointer;transition:all .2s ease}.admin-back-btn:hover{background-color:#f1f5f9;color:#1e293b}.back-icon{width:1rem;height:1rem}.admin-header-right{display:flex;align-items:center}.admin-user-menu{position:relative}.admin-user-btn{width:2rem;height:2rem;border:none;background:none;border-radius:50%;cursor:pointer;padding:0}.admin-avatar{width:2rem;height:2rem;background-color:#2563eb;color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.875rem;font-weight:600}.admin-dropdown{position:absolute;top:100%;right:0;margin-top:.5rem;width:14rem;background-color:#fff;border:1px solid #e2e8f0;border-radius:.5rem;box-shadow:0 10px 15px -3px #0000001a;z-index:50;overflow:hidden}.admin-dropdown-header{padding:1rem;border-bottom:1px solid #e2e8f0}.admin-username{font-size:.875rem;font-weight:500;color:#1e293b;margin:0 0 .25rem}.admin-email{font-size:.75rem;color:#64748b;margin:0 0 .5rem}.admin-role-badge{display:inline-block;padding:.125rem .5rem;background-color:#f1f5f9;color:#475569;font-size:.75rem;font-weight:500;border-radius:.25rem}.admin-dropdown-divider{height:1px;background-color:#e2e8f0}.admin-dropdown-item{width:100%;display:flex;align-items:center;gap:.5rem;padding:.75rem 1rem;border:none;background:none;color:#374151;font-size:.875rem;cursor:pointer;transition:background-color .2s ease;text-align:left}.admin-dropdown-item:hover{background-color:#f9fafb}.dropdown-icon{width:1rem;height:1rem}.admin-content{flex:1;padding:1.5rem 0}.admin-content-wrapper{max-width:80rem;margin:0 auto;padding:0 1rem}@media (min-width: 768px){.admin-overlay,.admin-mobile-sidebar{display:none}.admin-desktop-sidebar{display:flex}.admin-main{margin-left:16rem}.admin-mobile-menu-btn{display:none}.admin-header,.admin-content-wrapper{padding:0 1.5rem}}@media (min-width: 1024px){.admin-header,.admin-content-wrapper{padding:0 2rem}}.dashboard-container{display:flex;flex-direction:column;gap:1rem;padding:1rem;background:#fafbfc;min-height:100vh;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}.dashboard-header{margin-bottom:1rem;display:flex;justify-content:space-between;align-items:center;padding:1rem 1.5rem;background:#fff;border-radius:12px;border:1px solid #e5e7eb;color:#111827}.dashboard-title{font-size:1.875rem;font-weight:600;margin:0 0 .5rem;letter-spacing:-.025em;color:#111827}.dashboard-subtitle{font-size:.875rem;margin:0;color:#6b7280;font-weight:400}.dashboard-stats-grid,.dashboard-charts-grid,.dashboard-activity-grid{display:grid;gap:1rem;grid-template-columns:1fr}.dashboard-card{background:#fff;border:1px solid #e5e7eb;border-radius:12px;overflow:hidden;position:relative}.dashboard-full-width{grid-column:1 / -1}.dashboard-card-header{display:flex;align-items:center;justify-content:space-between;padding:1rem 1.25rem .5rem;background:#fff}.dashboard-card-content{padding:0 1.25rem 1rem}.card-title{font-size:.75rem;font-weight:500;color:#6b7280;margin:0;text-transform:uppercase;letter-spacing:.05em}.chart-title{font-size:1.125rem;font-weight:600;color:#111827;margin:0}.chart-description{font-size:.75rem;color:#6b7280;margin:.25rem 0 0;font-weight:400}.card-icon{width:1.25rem;height:1.25rem;color:#6b7280;flex-shrink:0}.card-value{font-size:1.875rem;font-weight:700;color:#111827;margin:.5rem 0 .25rem;line-height:1}.card-subtitle{font-size:.75rem;color:#6b7280;margin:0;font-weight:400}.skeleton{background:#e2e8f0;background-size:200% 100%;border-radius:.5rem;animation:shimmer 2s infinite}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.skeleton-title{height:1rem;width:5rem}.skeleton-icon{height:1rem;width:1rem}.skeleton-value{height:2rem;width:4rem;margin:.5rem 0}.skeleton-subtitle{height:.75rem;width:6rem}.skeleton-chart-title{height:1.5rem;width:8rem}.skeleton-chart{height:18.75rem;width:100%;margin-top:1rem}.dashboard-header button,.refresh-button{background:#f3f4f6;border:1px solid #d1d5db;border-radius:8px;padding:.5rem 1rem;color:#374151;cursor:pointer;transition:background-color .2s ease;display:flex;align-items:center;gap:.5rem;font-size:.875rem;font-weight:500}.dashboard-header button:hover:not(:disabled),.refresh-button:hover:not(:disabled){background:#e5e7eb}.refresh-button:disabled{opacity:.6;cursor:not-allowed}.dashboard-error{display:flex;align-items:center;gap:1rem;padding:1.5rem;background:#fef2f2;border:none;border-radius:1rem;color:#dc2626;box-shadow:0 8px 32px #dc26261a}.error-icon{width:1rem;height:1rem;flex-shrink:0}.error-message{font-size:.875rem;margin:0}@media (max-width: 768px){.dashboard-header{flex-direction:column;text-align:center;gap:1rem;padding:1.5rem 1rem}}@media (min-width: 640px){.dashboard-container{padding:1.25rem}.dashboard-stats-grid{grid-template-columns:repeat(2,1fr)}}@media (min-width: 768px){.dashboard-container{padding:1.5rem}.dashboard-charts-grid{grid-template-columns:repeat(2,1fr)}.dashboard-activity-grid{grid-template-columns:repeat(3,1fr)}}@media (min-width: 1024px){.dashboard-container{gap:1.5rem;padding:2rem}.dashboard-stats-grid{grid-template-columns:repeat(4,1fr)}.dashboard-header{margin-bottom:1.5rem;padding:1.5rem 2rem}.dashboard-title{font-size:2.5rem}.dashboard-subtitle{font-size:1.125rem}}@media (min-width: 1280px){.dashboard-container{max-width:1400px;margin:0 auto}}.dashboard-card-content .recharts-wrapper{margin:0 auto}.recharts-cartesian-grid-horizontal line,.recharts-cartesian-grid-vertical line{stroke:#e2e8f0;stroke-dasharray:3 3;opacity:.6}.recharts-tooltip-wrapper{border-radius:.75rem!important;box-shadow:0 10px 25px #00000026!important;border:none!important}.recharts-default-tooltip{background:#fff!important;border:none!important;border-radius:.75rem!important;box-shadow:0 10px 25px #00000026!important;padding:1rem!important}.recharts-tooltip-label{color:#1e293b!important;font-weight:600!important;margin-bottom:.5rem!important}.recharts-tooltip-item{color:#475569!important;font-weight:500!important}.recharts-bar{filter:drop-shadow(0 2px 4px rgba(102,126,234,.2))}.recharts-line .recharts-curve{filter:drop-shadow(0 2px 4px rgba(102,126,234,.3))}.recharts-dot{filter:drop-shadow(0 2px 4px rgba(102,126,234,.4))}.recharts-pie-sector{filter:drop-shadow(0 2px 8px rgba(0,0,0,.1));transition:all .3s ease}.recharts-pie-sector:hover{filter:drop-shadow(0 4px 12px rgba(0,0,0,.2))}.dashboard-card:hover{border-color:#d1d5db}.dashboard-card:focus-within{outline:2px solid #667eea;outline-offset:2px;box-shadow:0 0 0 4px #667eea1a}.dashboard-metric-positive{color:#10b981}.dashboard-metric-negative{color:#ef4444}.dashboard-metric-neutral{color:#6b7280}.status-indicator{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:.5rem}.status-active{background-color:#10b981;box-shadow:0 0 0 2px #10b98133}.status-inactive{background-color:#ef4444;box-shadow:0 0 0 2px #ef444433}.status-pending{background-color:#f59e0b;box-shadow:0 0 0 2px #f59e0b33}@media print{.dashboard-container{gap:1rem}.dashboard-card{break-inside:avoid;box-shadow:none;border:1px solid #000}.dashboard-title{color:#000}.dashboard-subtitle,.card-title,.chart-title{color:#333}}.question-type-insights{padding:24px;background:#f8fafc;min-height:100vh}.header-content h2{font-size:28px;font-weight:700;color:#1e293b;margin:0 0 8px}.header-content p{font-size:16px;color:#64748b;margin:0}.insights-controls{display:flex;gap:16px;align-items:flex-end}.filter-group,.sort-group{display:flex;flex-direction:column;gap:8px}.filter-group label,.sort-group label{font-size:14px;font-weight:500;color:#374151}.filter-group select,.sort-group select{padding:8px 12px;border:1px solid #d1d5db;border-radius:8px;background:#fff;font-size:14px;color:#374151;min-width:180px}.filter-group select:focus,.sort-group select:focus{outline:none;border-color:#3b82f6;box-shadow:0 0 0 3px #3b82f61a}.insights-overview{margin-bottom:32px}.overview-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px}.stat-card{background:#fff;padding:20px;border-radius:12px;box-shadow:0 1px 3px #0000001a;display:flex;align-items:center;gap:16px;border:1px solid #e5e7eb}.stat-icon{width:40px;height:40px;color:#3b82f6;background:#eff6ff;padding:8px;border-radius:8px}.stat-content h4{font-size:14px;font-weight:500;color:#6b7280;margin:0 0 4px}.stat-number{font-size:24px;font-weight:700;color:#1e293b}.insights-charts{display:grid;grid-template-columns:2fr 1fr;gap:24px;margin-bottom:32px}.chart-container{background:#fff;padding:24px;border-radius:12px;box-shadow:0 1px 3px #0000001a;border:1px solid #e5e7eb}.chart-header p{font-size:14px;color:#6b7280;margin:0}.question-types-list{background:#fff;border-radius:12px;box-shadow:0 1px 3px #0000001a;border:1px solid #e5e7eb;overflow:hidden}.list-header{padding:24px;border-bottom:1px solid #e5e7eb;background:#f9fafb}.list-header h3{font-size:20px;font-weight:600;color:#1e293b;margin:0 0 4px}.list-header p{font-size:14px;color:#6b7280;margin:0}.question-types-grid{padding:24px;display:flex;flex-direction:column;gap:16px}.question-type-card{border:1px solid #e5e7eb;border-radius:12px;background:#fff;overflow:hidden;transition:all .2s ease}.question-type-card:hover{box-shadow:0 4px 12px #0000001a}.question-type-card.poor{border-left:4px solid #ef4444}.question-type-card.good{border-left:4px solid #10b981}.question-type-card.average{border-left:4px solid #f59e0b}.question-type-header{padding:20px;display:flex;align-items:center;justify-content:space-between;cursor:pointer;transition:background-color .2s ease}.question-type-header:hover{background:#f9fafb}.question-type-title-section{flex:1}.question-type-title{display:flex;align-items:center;gap:12px;margin-bottom:8px}.question-type-title h4{font-size:18px;font-weight:600;color:#1e293b;margin:0}.status-icon{flex-shrink:0}.status-icon.poor{color:#ef4444}.status-icon.good{color:#10b981}.status-icon.average{color:#f59e0b}.trend-icon{flex-shrink:0}.trend-icon.improving{color:#10b981}.trend-icon.declining{color:#ef4444}.question-type-meta{display:flex;gap:16px}.attempts-count,.users-count{font-size:14px;color:#6b7280}.question-type-stats{display:flex;gap:24px;align-items:center}.stat-item{display:flex;flex-direction:column;align-items:center;gap:4px}.stat-label{font-size:12px;color:#6b7280;font-weight:500}.stat-value{font-size:16px;font-weight:600;color:#1e293b}.stat-value.poor{color:#ef4444}.stat-value.good{color:#10b981}.stat-value.average{color:#f59e0b}.expand-toggle{color:#6b7280;transition:transform .2s ease}.question-type-header:hover .expand-toggle{color:#374151}.question-type-details{padding:20px;border-top:1px solid #e5e7eb;background:#f9fafb}.difficulty-indicator{display:flex;align-items:center;gap:12px;margin-bottom:16px}.difficulty-label{font-size:14px;font-weight:500;color:#374151}.difficulty-badge{padding:4px 12px;border-radius:20px;font-size:12px;font-weight:500;text-transform:uppercase;letter-spacing:.5px}.difficulty-badge.moderate{background:#dbeafe;color:#1e40af}.difficulty-badge.challenging{background:#fef3c7;color:#92400e}.difficulty-badge.very-challenging{background:#fee2e2;color:#991b1b}.performance-alert{display:flex;align-items:flex-start;gap:12px;padding:16px;background:#fef2f2;border:1px solid #fecaca;border-radius:8px;margin-bottom:20px}.performance-alert svg{color:#ef4444;flex-shrink:0;margin-top:2px}.alert-content strong{display:block;font-weight:600;color:#991b1b;margin-bottom:4px}.alert-content p{font-size:14px;color:#7f1d1d;margin:0;line-height:1.5}.passages-breakdown{margin-top:20px}.passages-breakdown h5{font-size:16px;font-weight:600;color:#1e293b;margin:0 0 16px}.passages-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:12px}.passage-item{background:#fff;padding:16px;border-radius:8px;border:1px solid #e5e7eb}.passage-title{font-size:14px;font-weight:500;color:#1e293b;margin-bottom:8px;line-height:1.4}.passage-stats{display:flex;gap:12px;font-size:12px;color:#6b7280}.passage-stats span{padding:2px 6px;background:#f3f4f6;border-radius:4px}.question-type-insights-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:80px 24px;text-align:center}.empty-icon{color:#9ca3af;margin-bottom:16px}.question-type-insights-empty h3{font-size:20px;font-weight:600;color:#374151;margin:0 0 8px}.question-type-insights-empty p{font-size:16px;color:#6b7280;margin:0}.loading-state{display:flex;align-items:center;justify-content:center;height:200px;color:#6b7280;font-style:italic}.no-data-state{display:flex;align-items:center;justify-content:center;height:200px;color:#9ca3af;font-style:italic;background-color:#f9fafb;border:2px dashed #d1d5db;border-radius:8px}.no-data{text-align:center;padding:2rem;color:#6b7280;font-style:italic;background-color:#f9fafb;border:2px dashed #d1d5db;border-radius:8px;margin:1rem 0}@media (max-width: 1024px){.insights-charts{grid-template-columns:1fr}.insights-header{flex-direction:column;align-items:flex-start}.insights-controls{width:100%;justify-content:flex-start}}@media (max-width: 768px){.insights-overview,.charts-section,.question-type-grid{grid-template-columns:1fr}.insights-controls{flex-direction:column;gap:1rem}.control-group{flex-direction:column;align-items:stretch}}.insights-container{padding:24px;background-color:#f8fafc;min-height:100vh}.insights-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:32px;gap:24px}.insights-title-section{flex:1}.insights-title{font-size:2rem;font-weight:700;color:#1e293b;margin:0 0 8px}.insights-subtitle{font-size:1rem;color:#64748b;margin:0}.insights-controls{display:flex;gap:12px;align-items:center}.time-range-selector{display:flex;align-items:center;gap:8px;background:#fff;border:1px solid #e2e8f0;border-radius:8px;padding:8px 12px}.selector-icon{width:16px;height:16px;color:#64748b}.time-range-select{border:none;background:none;font-size:14px;color:#374151;cursor:pointer;outline:none}.refresh-button{display:flex;align-items:center;gap:8px;background:#3b82f6;color:#fff;border:none;border-radius:8px;padding:8px 16px;font-size:14px;cursor:pointer;transition:background-color .2s}.refresh-button:hover{background:#2563eb}.refresh-icon{width:16px;height:16px}.insights-tabs{display:flex;gap:4px;margin-bottom:32px;background:#fff;border-radius:12px;padding:4px;box-shadow:0 1px 3px #0000001a}.insights-tab{display:flex;align-items:center;gap:8px;background:transparent;border:none;border-radius:8px;padding:12px 20px;font-size:14px;font-weight:500;color:#64748b;cursor:pointer;transition:all .2s;flex:1;justify-content:center}.insights-tab:hover{background:#f1f5f9;color:#374151}.insights-tab.active{background:#3b82f6;color:#fff;box-shadow:0 2px 4px #3b82f64d}.tab-icon{width:16px;height:16px}.tab-badge{background:#fff3;border-radius:12px;padding:2px 8px;font-size:12px;font-weight:600}.insights-tab.active .tab-badge{background:#ffffff4d}.insights-sub-tabs{display:flex;gap:8px;margin-bottom:24px;background:#fff;border-radius:8px;padding:6px;box-shadow:0 1px 2px #0000000d;border:1px solid #e2e8f0}.insights-sub-tab{display:flex;align-items:center;gap:6px;background:transparent;border:none;border-radius:6px;padding:8px 16px;font-size:13px;font-weight:500;color:#64748b;cursor:pointer;transition:all .2s;flex:1;justify-content:center}.insights-sub-tab:hover{background:#f8fafc;color:#374151}.insights-sub-tab.active{background:#f1f5f9;color:#3b82f6;border:1px solid #e0e7ff}.insights-sub-tab .tab-icon{width:14px;height:14px}.insights-content{display:flex;flex-direction:column;gap:32px}.insights-overview{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px}.overview-card{background:#fff;border-radius:12px;padding:24px;box-shadow:0 1px 3px #0000001a;border:1px solid #e2e8f0;transition:transform .2s,box-shadow .2s}.overview-card:hover{transform:translateY(-2px);box-shadow:0 4px 12px #00000026}.card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.card-header h3{font-size:14px;font-weight:600;color:#64748b;margin:0;text-transform:uppercase;letter-spacing:.5px}.card-icon{width:20px;height:20px;color:#3b82f6}.card-value{font-size:2.5rem;font-weight:700;color:#1e293b;margin-bottom:4px}.card-subtitle{font-size:14px;color:#64748b}.insights-charts{display:grid;grid-template-columns:repeat(auto-fit,minmax(400px,1fr));gap:24px}.chart-card{background:#fff;border-radius:12px;padding:24px;box-shadow:0 1px 3px #0000001a;border:1px solid #e2e8f0}.chart-header{margin-bottom:20px}.chart-header h3{font-size:18px;font-weight:600;color:#1e293b;margin:0 0 4px}.chart-header p{font-size:14px;color:#64748b;margin:0}.chart-content{width:100%;height:300px}.insights-table-section{background:#fff;border-radius:12px;padding:24px;box-shadow:0 1px 3px #0000001a;border:1px solid #e2e8f0}.table-header{margin-bottom:20px}.table-header h3{font-size:18px;font-weight:600;color:#1e293b;margin:0 0 4px}.table-header p{font-size:14px;color:#64748b;margin:0}.table-container{overflow-x:auto}.performance-table{width:100%;border-collapse:collapse}.performance-table th{background:#f8fafc;color:#374151;font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.5px;padding:12px;text-align:left;border-bottom:1px solid #e2e8f0}.performance-table td{padding:12px;border-bottom:1px solid #f1f5f9;font-size:14px;color:#374151}.performance-table tr:hover{background:#f8fafc}.user-info{display:flex;align-items:center;gap:12px}.user-avatar{width:32px;height:32px;border-radius:50%;background:#3b82f6;color:#fff;display:flex;align-items:center;justify-content:center;font-weight:600;font-size:14px}.user-name{font-weight:500;color:#1e293b}.user-email{font-size:12px;color:#64748b}.insights-difficulty{background:#fff;border-radius:12px;padding:32px;box-shadow:0 1px 3px #0000001a;border:1px solid #e2e8f0;margin-top:2rem}.difficulty-header{margin-bottom:24px}.difficulty-header h3{font-size:18px;font-weight:600;color:#1e293b;margin:0 0 4px}.difficulty-header p{font-size:14px;color:#64748b;margin:0}.difficulty-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(400px,1fr));gap:2rem;margin-top:1.5rem}.insights-question-types{margin-top:2rem;padding:1.5rem;background:var(--card-bg);border-radius:12px;border:1px solid var(--border-color)}.question-types-header{margin-bottom:1.5rem}.question-types-header h3{color:var(--text-primary);font-size:1.25rem;font-weight:600;margin:0 0 .5rem}.question-types-header p{color:var(--text-secondary);font-size:.875rem;margin:0}.difficulty-card{background:#f8fafc;border:1px solid #e2e8f0;border-radius:8px;padding:16px;transition:transform .2s}.difficulty-card:hover{transform:translateY(-1px);box-shadow:0 2px 8px #0000001a}.difficulty-title{font-size:16px;font-weight:600;color:#1e293b;margin-bottom:12px;text-transform:capitalize}.difficulty-stats{display:flex;flex-direction:column;gap:8px}.stat{display:flex;justify-content:space-between;align-items:center}.stat-label{font-size:12px;color:#64748b;text-transform:uppercase;letter-spacing:.5px}.stat-value{font-size:14px;font-weight:600;color:#1e293b}.skeleton{background:linear-gradient(90deg,#f0f0f0 25%,#e0e0e0,#f0f0f0 75%);background-size:200% 100%;animation:loading 1.5s infinite;border-radius:4px}.skeleton-title{height:32px;width:300px;margin-bottom:8px}.skeleton-controls{height:40px;width:200px}.skeleton-tab{height:44px;flex:1;margin:0 2px}.skeleton-card{height:120px;border-radius:12px}.skeleton-chart{height:350px;border-radius:12px}@keyframes loading{0%{background-position:200% 0}to{background-position:-200% 0}}.insights-error{display:flex;align-items:center;justify-content:center;min-height:400px;background:#fff;border-radius:12px;margin:24px}.error-content{text-align:center;max-width:400px}.error-icon{width:48px;height:48px;color:#ef4444;margin:0 auto 16px}.error-content h3{font-size:20px;font-weight:600;color:#1e293b;margin:0 0 8px}.error-content p{font-size:14px;color:#64748b;margin:0 0 20px}.retry-button{display:inline-flex;align-items:center;gap:8px;background:#3b82f6;color:#fff;border:none;border-radius:8px;padding:10px 20px;font-size:14px;cursor:pointer;transition:background-color .2s}.retry-button:hover{background:#2563eb}.retry-icon{width:16px;height:16px}@media (max-width: 1024px){.insights-charts{grid-template-columns:1fr}.insights-overview{grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}}@media (max-width: 768px){.insights-container{padding:16px}.insights-header{flex-direction:column;align-items:stretch;gap:16px}.insights-controls{justify-content:space-between}.insights-tabs{flex-direction:column}.insights-tab{justify-content:flex-start}.insights-overview,.difficulty-cards{grid-template-columns:1fr}.chart-content{height:250px}.performance-table{font-size:12px}.performance-table th,.performance-table td{padding:8px}}@media (max-width: 480px){.insights-title{font-size:1.5rem}.card-value{font-size:2rem}.user-info{flex-direction:column;align-items:flex-start;gap:4px}.user-avatar{width:24px;height:24px;font-size:12px}}.difficulty-card-enhanced{background:#fff;border-radius:16px;box-shadow:0 4px 12px #00000014;overflow:hidden;transition:all .3s ease;border:1px solid #e2e8f0;min-height:200px}.difficulty-card-enhanced:hover{box-shadow:0 8px 24px #0000001f;transform:translateY(-4px);border-color:#cbd5e1}.difficulty-card-header{display:flex;align-items:center;justify-content:space-between;padding:24px;cursor:pointer;background:linear-gradient(135deg,#f8fafc,#f1f5f9);border-bottom:1px solid #e2e8f0;transition:all .2s ease;min-height:80px}.difficulty-card-header:hover{background:linear-gradient(135deg,#f1f5f9,#e2e8f0)}.difficulty-title-section{display:flex;flex-direction:column;gap:4px}.difficulty-title{font-size:1.25rem;font-weight:600;color:#1e293b;margin:0}.passage-count{font-size:.875rem;color:#64748b;font-weight:500}.difficulty-overview-stats{display:flex;gap:32px;align-items:center;flex-wrap:wrap}.overview-stat{display:flex;flex-direction:column;align-items:center;gap:4px}.overview-stat .stat-label{font-size:.75rem;color:#64748b;font-weight:500;text-transform:uppercase;letter-spacing:.5px}.overview-stat .stat-value{font-size:1.125rem;font-weight:600;color:#1e293b}.expand-icon{color:#64748b;transition:transform .2s}.difficulty-card-header:hover .expand-icon{color:#374151}.passages-section{padding:24px;background:#fafbfc}.passages-header{margin-bottom:16px}.passages-header h5{font-size:1rem;font-weight:600;color:#1e293b;margin:0 0 4px}.passages-header p{font-size:.875rem;color:#64748b;margin:0}.passages-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(350px,1fr));gap:20px}.passage-card{background:#fff;border-radius:8px;padding:16px;border:1px solid #e2e8f0;transition:all .2s}.passage-card:hover{box-shadow:0 2px 8px #0000001a;border-color:#cbd5e1}.passage-header{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:12px;gap:12px}.passage-title-section{display:flex;align-items:center;gap:8px;flex:1;min-width:0}.passage-icon{color:#64748b;flex-shrink:0}.passage-title{font-size:.875rem;font-weight:600;color:#1e293b;margin:0;line-height:1.4;overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}.passage-difficulty-badge{font-size:.75rem;color:#fff;padding:4px 8px;border-radius:4px;font-weight:500;text-transform:uppercase;letter-spacing:.5px;flex-shrink:0}.passage-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(80px,1fr));gap:12px;margin-bottom:12px}.passage-stat{display:flex;flex-direction:column;gap:2px}.passage-stat .stat-label{font-size:.75rem;color:#64748b;font-weight:500}.passage-stat .stat-value{font-size:.875rem;font-weight:600;color:#1e293b}.passage-alert{display:flex;align-items:center;gap:6px;padding:8px 12px;background:#fef2f2;border:1px solid #fecaca;border-radius:6px;color:#dc2626;font-size:.75rem;font-weight:500}@media (max-width: 1024px){.difficulty-overview-stats{gap:16px}.passages-grid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr))}}@media (max-width: 768px){.difficulty-cards{grid-template-columns:1fr;gap:1.5rem}.difficulty-card-header{flex-direction:column;align-items:flex-start;gap:16px;padding:20px}.difficulty-overview-stats{align-self:stretch;justify-content:space-between;gap:16px}.passages-grid{grid-template-columns:1fr;gap:16px}.passage-stats{grid-template-columns:repeat(2,1fr)}}@media (max-width: 480px){.difficulty-cards{gap:1rem}.difficulty-card-enhanced{min-height:auto}.difficulty-card-header{padding:16px;min-height:auto}.passages-section{padding:16px}.difficulty-overview-stats{flex-direction:column;gap:12px}.overview-stat{flex-direction:row;justify-content:space-between;align-self:stretch}.passage-header{flex-direction:column;align-items:flex-start;gap:8px}.passage-difficulty-badge{align-self:flex-start}.passages-grid{gap:12px}}.student-insights{padding:2rem;background-color:#f8fafc;min-height:100vh}.student-insights-header{margin-bottom:2rem}.header-content{background:#fff;padding:2rem;border-radius:12px;box-shadow:0 1px 3px #0000001a}.page-title{display:flex;align-items:center;gap:.75rem;font-size:2rem;font-weight:700;color:#1f2937;margin:0 0 .5rem}.title-icon{color:#3b82f6}.page-description{color:#6b7280;font-size:1.1rem;margin:0}.search-section{margin-bottom:2rem}.search-container{position:relative;max-width:600px}.search-input-wrapper{position:relative;display:flex;align-items:center}.search-input{width:100%;padding:1rem 1rem 1rem 3rem;border:2px solid #e5e7eb;border-radius:8px;font-size:1rem;background:#fff;transition:all .2s ease}.search-input:focus{outline:none;border-color:#3b82f6;box-shadow:0 0 0 3px #3b82f61a}.search-icon{position:absolute;left:1rem;color:#6b7280;z-index:1}.loading-icon{position:absolute;right:1rem;color:#3b82f6}.search-results{position:absolute;top:100%;left:0;right:0;background:#fff;border:1px solid #e5e7eb;border-radius:8px;box-shadow:0 4px 6px #0000001a;max-height:300px;overflow-y:auto;z-index:10;margin-top:.25rem}.search-result-item{padding:1rem;border-bottom:1px solid #f3f4f6;cursor:pointer;transition:background-color .2s ease;display:flex;justify-content:space-between;align-items:center}.search-result-item:hover{background-color:#f9fafb}.search-result-item:last-child{border-bottom:none}.student-info{flex:1}.student-name{display:flex;align-items:center;gap:.5rem;font-weight:600;color:#1f2937;margin-bottom:.25rem}.student-icon{color:#6b7280;width:16px;height:16px}.student-email{color:#6b7280;font-size:.875rem}.student-stats{display:flex;gap:1rem;align-items:center}.stat-item{display:flex;align-items:center;gap:.25rem;font-size:.875rem;color:#6b7280}.selected-student-info{background:#fff;padding:1.5rem;border-radius:12px;box-shadow:0 1px 3px #0000001a;margin-bottom:2rem}.student-header{display:flex;justify-content:space-between;align-items:center}.student-details .student-name{font-size:1.5rem;font-weight:700;color:#1f2937;margin:0 0 .25rem}.student-details .student-email{color:#6b7280;font-size:1rem;margin:0}.time-range-selector{display:flex;align-items:center;gap:.5rem}.time-range-selector label{font-weight:500;color:#374151}.time-range-select{padding:.5rem;border:1px solid #d1d5db;border-radius:6px;background:#fff;font-size:.875rem}.loading-container,.error-container{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:3rem;background:#fff;border-radius:12px;box-shadow:0 1px 3px #0000001a}.loading-spinner{width:2rem;height:2rem;color:#3b82f6;margin-bottom:1rem}.error-container{color:#dc2626}.error-icon{width:2rem;height:2rem;margin-bottom:1rem}.metrics-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1.5rem;margin-bottom:2rem}.metric-card{background:#fff;padding:1.5rem;border-radius:12px;box-shadow:0 1px 3px #0000001a;transition:transform .2s ease}.metric-card:hover{transform:translateY(-2px)}.metric-header{display:flex;align-items:center;gap:.75rem;margin-bottom:1rem}.metric-header h3{font-size:1rem;font-weight:600;color:#374151;margin:0}.metric-icon{color:#3b82f6;width:20px;height:20px}.metric-value{font-size:2rem;font-weight:700;color:#1f2937;margin-bottom:.5rem}.metric-comparison{font-size:.875rem;display:flex;align-items:center;gap:.25rem}.metric-comparison.positive,.positive{color:#059669}.metric-comparison.negative,.negative{color:#dc2626}.metric-comparison.neutral,.neutral{color:#6b7280}.metric-subtitle{font-size:.875rem;color:#6b7280}.chart-section{background:#fff;padding:1.5rem;border-radius:12px;box-shadow:0 1px 3px #0000001a;margin-bottom:2rem}.chart-header{margin-bottom:1.5rem}.chart-header h3{font-size:1.25rem;font-weight:600;color:#1f2937;margin:0 0 .5rem}.chart-header p{color:#6b7280;margin:0}.chart-container{width:100%;height:300px}.analysis-section{margin-bottom:2rem}.strengths-weaknesses{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem}.strengths,.weaknesses{background:#fff;padding:1.5rem;border-radius:12px;box-shadow:0 1px 3px #0000001a}.analysis-header{display:flex;align-items:center;gap:.75rem;margin-bottom:1rem}.analysis-header h3{font-size:1.125rem;font-weight:600;color:#1f2937;margin:0}.analysis-icon{width:20px;height:20px}.analysis-icon.positive{color:#059669}.analysis-icon.negative{color:#dc2626}.analysis-list{display:flex;flex-direction:column;gap:.5rem}.analysis-item{padding:.75rem;border-radius:8px;font-size:.875rem;border-left:4px solid}.analysis-item.positive{background-color:#ecfdf5;border-left-color:#059669;color:#065f46}.analysis-item.negative{background-color:#fef2f2;border-left-color:#dc2626;color:#991b1b}.no-data{color:#6b7280;font-style:italic;text-align:center;padding:1rem}.recent-attempts-section{background:#fff;padding:1.5rem;border-radius:12px;box-shadow:0 1px 3px #0000001a}.section-header{margin-bottom:1.5rem}.section-header h3{font-size:1.25rem;font-weight:600;color:#1f2937;margin:0 0 .5rem}.section-header p{color:#6b7280;margin:0}.attempts-list{display:flex;flex-direction:column;gap:1rem}.attempt-card{display:flex;justify-content:space-between;align-items:center;padding:1rem;border:1px solid #e5e7eb;border-radius:8px;transition:all .2s ease}.attempt-card:hover{border-color:#3b82f6;box-shadow:0 2px 4px #0000001a}.attempt-info{flex:1}.attempt-title{display:flex;align-items:center;gap:.5rem;font-weight:600;color:#1f2937;margin-bottom:.5rem}.attempt-icon{color:#6b7280;width:16px;height:16px}.attempt-meta{display:flex;gap:1rem;align-items:center}.skill-type{font-size:.875rem;font-weight:500;text-transform:capitalize}.attempt-date{font-size:.875rem;color:#6b7280}.attempt-stats{display:flex;gap:1.5rem;align-items:center}.stat{text-align:center}.stat-label{display:block;font-size:.75rem;color:#6b7280;margin-bottom:.25rem;text-transform:uppercase;letter-spacing:.05em}.stat-value{display:block;font-size:1rem;font-weight:600;color:#1f2937}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:4rem 2rem;background:#fff;border-radius:12px;box-shadow:0 1px 3px #0000001a;text-align:center}.empty-icon{width:4rem;height:4rem;color:#9ca3af;margin-bottom:1rem}.empty-state h3{font-size:1.5rem;font-weight:600;color:#374151;margin:0 0 .5rem}.empty-state p{color:#6b7280;font-size:1rem;margin:0}@media (max-width: 768px){.student-insights{padding:1rem}.metrics-grid,.strengths-weaknesses{grid-template-columns:1fr}.student-header,.attempt-card{flex-direction:column;gap:1rem;align-items:flex-start}.attempt-stats{width:100%;justify-content:space-around}.search-result-item{flex-direction:column;gap:.5rem;align-items:flex-start}}.student-list-section{margin-bottom:2rem}.student-list-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5rem}.student-list-title{font-size:1.5rem;font-weight:600;color:#1f2937;margin:0}.student-count{color:#6b7280;font-size:.9rem}.students-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1rem;margin-bottom:2rem}.student-card{background:#fff;border:1px solid #e5e7eb;border-radius:8px;padding:1.5rem;cursor:pointer;transition:all .2s ease}.student-card:hover{border-color:#3b82f6;box-shadow:0 4px 12px #0000001a;transform:translateY(-2px)}.student-card-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:1rem}.student-info h3{font-size:1.1rem;font-weight:600;color:#1f2937;margin:0 0 .25rem}.student-info p{color:#6b7280;font-size:.9rem;margin:0}.student-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem}.stat-item{text-align:center}.stat-value{font-size:1.2rem;font-weight:600;color:#1f2937;margin:0}.stat-label{font-size:.8rem;color:#6b7280;margin:0}.pagination-container{display:flex;justify-content:center;align-items:center;gap:1rem;margin-top:2rem}.pagination-button{display:flex;align-items:center;gap:.5rem;padding:.5rem 1rem;border:1px solid #e5e7eb;background:#fff;border-radius:6px;cursor:pointer;transition:all .2s ease;font-size:.9rem;color:#374151}.pagination-button:hover:not(:disabled){border-color:#3b82f6;color:#3b82f6}.pagination-button:disabled{opacity:.5;cursor:not-allowed}.pagination-info{display:flex;align-items:center;gap:1rem;color:#6b7280;font-size:.9rem}.page-numbers{display:flex;gap:.5rem}.page-number{padding:.5rem .75rem;border:1px solid #e5e7eb;background:#fff;border-radius:4px;cursor:pointer;transition:all .2s ease;font-size:.9rem;min-width:2.5rem;text-align:center}.page-number:hover{border-color:#3b82f6;color:#3b82f6}.page-number.active{background:#3b82f6;border-color:#3b82f6;color:#fff}.back-button{display:flex;align-items:center;gap:.5rem;padding:.5rem 1rem;border:1px solid #e5e7eb;background:#fff;border-radius:6px;cursor:pointer;transition:all .2s ease;font-size:.9rem;color:#374151;margin-bottom:1rem}.back-button:hover{border-color:#3b82f6;color:#3b82f6}.no-chart-data{display:flex;flex-direction:column;align-items:center;justify-content:center;height:300px;color:#6b7280;text-align:center;gap:1rem}.no-data-icon{color:#d1d5db;margin-bottom:.5rem}.no-chart-data p{font-size:1.1rem;font-weight:500;color:#374151;margin:0}.no-chart-data span{font-size:.9rem;color:#6b7280;margin:0}.spinning{animation:spin 1s linear infinite}.students-loading{display:flex;justify-content:center;align-items:center;padding:3rem;color:#6b7280}@media (max-width: 768px){.students-grid{grid-template-columns:1fr}.pagination-container{flex-direction:column;gap:1rem}.pagination-info{flex-direction:column;gap:.5rem;text-align:center}.page-numbers{flex-wrap:wrap;justify-content:center}}.lesson-creation-content{scroll-behavior:smooth}.lesson-creation-content::-webkit-scrollbar{width:6px}.lesson-creation-content::-webkit-scrollbar-track{background:#f1f1f1;border-radius:3px}.lesson-creation-content::-webkit-scrollbar-thumb{background:#c1c1c1;border-radius:3px}.lesson-creation-content::-webkit-scrollbar-thumb:hover{background:#a8a8a8}.lesson-creation-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;padding:20px}.lesson-creation-container{background:#fff;border-radius:12px;box-shadow:0 25px 50px -12px #00000040;width:100%;max-width:1200px;max-height:90vh;display:flex;flex-direction:column;overflow:hidden;position:relative;min-height:0}.lesson-creation-header{display:flex;align-items:center;justify-content:space-between;padding:24px;border-bottom:1px solid #e5e7eb;background:#f9fafb}.lesson-creation-header-content{display:flex;align-items:center;gap:16px}.lesson-creation-back-btn{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border:1px solid #d1d5db;border-radius:8px;background:#fff;color:#6b7280;cursor:pointer;transition:all .2s}.lesson-creation-back-btn:hover{background:#f3f4f6;border-color:#9ca3af}.lesson-creation-title{font-size:24px;font-weight:600;color:#111827;margin:0}.lesson-creation-subtitle{font-size:14px;color:#6b7280;margin:4px 0 0}.lesson-creation-close-btn{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border:none;border-radius:8px;background:transparent;color:#6b7280;cursor:pointer;transition:all .2s}.lesson-creation-close-btn:hover{background:#f3f4f6;color:#374151}.lesson-creation-form{display:flex;flex-direction:column;height:100%;min-height:0}.lesson-creation-content{flex:1;overflow-y:auto;overflow-x:hidden;padding:24px;min-height:0;max-height:calc(90vh - 140px)}.lesson-form-section{margin-bottom:32px;padding:24px;border:1px solid #e5e7eb;border-radius:12px;background:#fafafa}.lesson-form-section-title{font-size:18px;font-weight:600;color:#111827;margin:0 0 20px}.lesson-form-section-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.lesson-form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:16px}@media (max-width: 900px){.lesson-form-grid{grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}}@media (max-width: 600px){.lesson-form-grid{grid-template-columns:1fr}}.lesson-form-field{margin-bottom:16px}.lesson-form-label{display:block;font-size:14px;font-weight:500;color:#374151;margin-bottom:6px}.lesson-form-input,.lesson-form-select,.lesson-form-textarea{width:100%;padding:12px;border:1px solid #d1d5db;border-radius:8px;font-size:14px;transition:all .2s;background:#fff}.lesson-form-textarea-large{min-height:200px}.lesson-form-toggles{display:flex;gap:24px;margin-top:16px}.lesson-form-toggle{display:flex;align-items:center;gap:8px;cursor:pointer}.lesson-form-toggle input[type=checkbox]{width:16px;height:16px;accent-color:#3b82f6}.lesson-form-toggle-text{font-size:14px;color:#374151;font-weight:500}.lesson-tags-input-container{display:flex;gap:8px;margin-bottom:12px}.lesson-add-tag-btn{display:flex;align-items:center;justify-content:center;padding:12px;border:1px solid #d1d5db;border-radius:8px;background:#fff;color:#6b7280;cursor:pointer;transition:all .2s;flex-shrink:0}.lesson-add-tag-btn:hover{background:#f3f4f6;border-color:#9ca3af}.lesson-tags-container{display:flex;flex-wrap:wrap;gap:8px}.lesson-tag{display:flex;align-items:center;gap:6px;padding:6px 12px;background:#eff6ff;color:#1d4ed8;border-radius:20px;font-size:12px;font-weight:500}.lesson-tag-remove{display:flex;align-items:center;justify-content:center;width:16px;height:16px;border:none;border-radius:50%;background:transparent;color:#1d4ed8;cursor:pointer;transition:all .2s}.lesson-tag-remove:hover{background:#dbeafe}.lesson-add-btn{display:flex;align-items:center;gap:8px;padding:10px 16px;border:1px solid #3b82f6;border-radius:8px;background:#3b82f6;color:#fff;font-size:14px;font-weight:500;cursor:pointer;transition:all .2s;min-height:44px}.lesson-add-btn:hover{background:#2563eb;border-color:#2563eb}.lesson-remove-btn{display:flex;align-items:center;justify-content:center;width:32px;height:32px;border:1px solid #ef4444;border-radius:6px;background:#fff;color:#ef4444;cursor:pointer;transition:all .2s;flex-shrink:0;min-width:44px;min-height:44px}.lesson-remove-btn:hover{background:#ef4444;color:#fff}@media (max-width: 768px){.lesson-add-btn{padding:12px 20px;font-size:16px;min-height:48px}.lesson-remove-btn{min-width:48px;min-height:48px}}.lesson-question-set{margin-bottom:24px;padding:20px;border:1px solid #d1d5db;border-radius:8px;background:#fff}.lesson-question-set-header{display:flex;gap:12px;margin-bottom:16px}.lesson-questions-container{display:flex;flex-direction:column;gap:16px}.lesson-question{padding:16px;border:1px solid #e5e7eb;border-radius:8px;background:#f9fafb}.lesson-question-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.lesson-question-number{font-size:14px;font-weight:600;color:#374151}.lesson-options-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.lesson-options-display{display:flex;gap:15px;flex-wrap:wrap;align-items:center;padding:10px;background-color:#f8f9fa;border:1px solid #e9ecef;border-radius:4px}.lesson-option-display{padding:6px 12px;background-color:#007bff;color:#fff;border-radius:4px;font-size:14px;font-weight:500}.lesson-add-question-btn{display:flex;align-items:center;justify-content:center;gap:8px;padding:12px;border:2px dashed #d1d5db;border-radius:8px;background:transparent;color:#6b7280;font-size:14px;font-weight:500;cursor:pointer;transition:all .2s;margin-top:16px}.lesson-add-question-btn:hover{border-color:#3b82f6;color:#3b82f6;background:#f0f9ff}.lesson-sample-answer{margin-bottom:20px;padding:20px;border:1px solid #d1d5db;border-radius:8px;background:#fff}.lesson-sample-answer-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.lesson-creation-actions{display:flex;align-items:center;justify-content:flex-end;gap:12px;padding:24px;border-top:1px solid #e5e7eb;background:#f9fafb;flex-shrink:0}.lesson-cancel-btn{padding:12px 24px;border:1px solid #d1d5db;border-radius:8px;background:#fff;color:#374151;font-size:14px;font-weight:500;cursor:pointer;transition:all .2s;min-height:44px;display:flex;align-items:center;justify-content:center}.lesson-cancel-btn:hover{background:#f3f4f6;border-color:#9ca3af}.lesson-save-btn{display:flex;align-items:center;gap:8px;padding:12px 24px;border:1px solid #059669;border-radius:8px;background:#059669;color:#fff;font-size:14px;font-weight:500;cursor:pointer;transition:all .2s;min-height:44px;justify-content:center}.lesson-save-btn:hover:not(:disabled){background:#047857;border-color:#047857}.lesson-save-btn:disabled{opacity:.6;cursor:not-allowed}@media (max-width: 768px){.lesson-creation-actions{flex-direction:column;gap:8px;padding:16px}.lesson-cancel-btn,.lesson-save-btn{width:100%;padding:12px 20px;font-size:16px;min-height:48px}}@media (max-width: 480px){.lesson-creation-actions{padding:12px}}.lesson-creation-icon{width:16px;height:16px}.lesson-creation-icon-sm{width:12px;height:12px}@media (max-width: 1024px){.lesson-creation-container{max-width:95vw}.lesson-form-grid{grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}}@media (max-width: 768px){.lesson-creation-overlay{padding:20px 10px 10px;align-items:flex-start}.lesson-creation-container{max-height:95vh;margin-top:0;border-radius:8px;height:auto}.lesson-creation-header{padding:12px 16px;flex-wrap:wrap}.lesson-creation-header-content{min-width:0;flex:1}.lesson-creation-title{font-size:18px;line-height:1.3}.lesson-creation-subtitle{font-size:12px}.lesson-creation-content{padding:16px;max-height:calc(95vh - 120px)}.lesson-form-section{padding:16px;margin-bottom:20px}.lesson-form-section-title{font-size:16px}.lesson-form-grid{grid-template-columns:1fr;gap:12px}.lesson-options-grid{grid-template-columns:1fr;gap:8px}.lesson-options-display{gap:10px;padding:8px}.lesson-option-display{padding:4px 8px;font-size:12px}.lesson-form-toggles{flex-direction:column;gap:12px;align-items:flex-start}.lesson-tags-input-container{flex-direction:column;gap:8px}.lesson-creation-actions{padding:12px;flex-direction:column-reverse;gap:8px}.lesson-cancel-btn,.lesson-save-btn{width:100%;justify-content:center;padding:14px 24px}.lesson-question-set,.lesson-question,.lesson-sample-answer{padding:12px}}@media (max-width: 640px){.lesson-creation-overlay{padding:4px}.lesson-creation-container{max-height:99vh;margin-top:4px}.lesson-creation-header{padding:8px 12px}.lesson-creation-header-content{flex-direction:column;align-items:flex-start;gap:4px}.lesson-creation-title{font-size:16px}.lesson-creation-content{padding:8px}.lesson-form-section{padding:8px;margin-bottom:12px}.lesson-form-section-header{flex-direction:column;align-items:flex-start;gap:8px}.lesson-question-set-header{flex-direction:column;gap:8px}.lesson-question-header,.lesson-sample-answer-header{flex-direction:column;align-items:flex-start;gap:8px}.lesson-form-input,.lesson-form-select,.lesson-form-textarea{font-size:16px}}@media (max-width: 480px){.lesson-creation-overlay{padding:5px}.lesson-creation-container{border-radius:0;margin-top:2px;max-height:98vh;height:auto}.lesson-creation-header{padding:6px 8px}.lesson-creation-title{font-size:14px}.lesson-creation-subtitle{font-size:11px}.lesson-creation-content{padding:8px;max-height:calc(98vh - 100px);-webkit-overflow-scrolling:touch}.lesson-form-section{padding:8px;margin-bottom:12px}.lesson-form-section-title{font-size:14px}.lesson-creation-actions{padding:8px}.lesson-cancel-btn,.lesson-save-btn{padding:12px 20px;font-size:14px}}@media (max-height: 500px) and (orientation: landscape){.lesson-creation-overlay{align-items:flex-start;padding:4px}.lesson-creation-container{max-height:96vh;margin-top:4px}.lesson-creation-header{padding:8px 12px}.lesson-creation-content{padding:8px}}@media (-webkit-min-device-pixel-ratio: 2),(min-resolution: 192dpi){.lesson-creation-icon{width:18px;height:18px}.lesson-creation-icon-sm{width:14px;height:14px}}.lesson-audio-upload-container{display:flex;flex-direction:column;gap:12px}.lesson-file-input{display:none}.lesson-file-upload-btn{display:flex;align-items:center;justify-content:center;gap:8px;padding:12px 16px;border:2px dashed #d1d5db;border-radius:8px;background:#f9fafb;color:#6b7280;cursor:pointer;transition:all .2s;font-size:14px;font-weight:500;min-height:48px}.lesson-file-upload-btn:hover{border-color:#3b82f6;background:#eff6ff;color:#3b82f6}.lesson-file-upload-btn.uploading{border-color:#10b981;background:#ecfdf5;color:#10b981;cursor:not-allowed}.lesson-upload-spinner{width:16px;height:16px;border:2px solid #e5e7eb;border-top:2px solid #10b981;border-radius:50%;animation:spin 1s linear infinite}.lesson-upload-progress{width:100%;height:4px;background:#e5e7eb;border-radius:2px;overflow:hidden}.lesson-upload-progress-bar{height:100%;background:#10b981;border-radius:2px;transition:width .3s ease}.lesson-audio-file-info{display:flex;align-items:center;justify-content:space-between;padding:12px;background:#f0f9ff;border:1px solid #bae6fd;border-radius:8px}.lesson-audio-filename{font-size:14px;color:#0369a1;font-weight:500;display:flex;align-items:center;gap:8px}.lesson-remove-audio-btn{display:flex;align-items:center;justify-content:center;width:24px;height:24px;border:none;border-radius:4px;background:#fee2e2;color:#dc2626;cursor:pointer;transition:all .2s}.lesson-remove-audio-btn:hover{background:#fecaca}.lesson-form-help-text{font-size:12px;color:#6b7280;margin:0;font-style:italic}@media (max-width: 768px){.lesson-file-upload-btn{padding:16px 12px;font-size:13px}.lesson-audio-file-info{padding:10px}.lesson-audio-filename{font-size:13px}}.writing-task-creation-content{scroll-behavior:smooth}.writing-task-creation-content::-webkit-scrollbar{width:6px}.writing-task-creation-content::-webkit-scrollbar-track{background:#f1f1f1;border-radius:3px}.writing-task-creation-content::-webkit-scrollbar-thumb{background:#c1c1c1;border-radius:3px}.writing-task-creation-content::-webkit-scrollbar-thumb:hover{background:#a8a8a8}.writing-task-creation-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;padding:20px}.writing-task-creation-container{background:#fff;border-radius:12px;box-shadow:0 20px 25px -5px #0000001a,0 10px 10px -5px #0000000a;width:80vw;min-width:80vw;max-width:1400px;height:90vh;max-height:90vh;display:flex;flex-direction:column;overflow:hidden}.writing-task-creation-header{padding:24px 32px 16px;border-bottom:1px solid #e5e7eb;display:flex;justify-content:space-between;align-items:center;flex-shrink:0}.writing-task-creation-header-content{display:flex;align-items:center;gap:16px}.writing-task-creation-back-btn{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border:1px solid #d1d5db;border-radius:8px;background:#fff;color:#6b7280;cursor:pointer;transition:all .2s}.writing-task-creation-back-btn:hover{background:#f3f4f6;border-color:#9ca3af}.writing-task-creation-title{font-size:24px;font-weight:600;color:#111827;margin:0}.writing-task-creation-subtitle{font-size:14px;color:#6b7280;margin:4px 0 0}.writing-task-creation-close-btn{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border:none;border-radius:8px;background:transparent;color:#6b7280;cursor:pointer;transition:all .2s}.writing-task-creation-close-btn:hover{background:#f3f4f6;color:#374151}.writing-task-creation-form{display:flex;flex-direction:column;flex:1;overflow:hidden}.writing-task-creation-content{padding:24px 32px;overflow-y:auto;flex:1;display:flex;flex-direction:column;gap:24px}.form-section{margin-bottom:32px;padding:24px;border:1px solid #e5e7eb;border-radius:12px;background:#fafafa}.form-section h3{font-size:18px;font-weight:600;color:#111827;margin:0 0 20px}.form-section h4{font-size:16px;font-weight:600;color:#374151;margin:0 0 16px}.form-section-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:16px}@media (max-width: 1600px){.writing-task-creation-container{width:80vw;min-width:80vw;max-width:1200px}}@media (max-width: 1200px){.writing-task-creation-container{width:85vw;min-width:80vw;max-width:1000px}}@media (max-width: 900px){.writing-task-creation-container{width:90vw;min-width:80vw;max-width:800px}.form-grid{grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}}@media (max-width: 600px){.writing-task-creation-container{width:95vw;min-width:80vw;max-width:600px}.form-grid{grid-template-columns:1fr}}.form-group{margin-bottom:16px}.form-group label{display:block;font-size:14px;font-weight:500;color:#374151;margin-bottom:6px}.form-group input,.form-group select,.form-group textarea{width:100%;padding:12px;border:1px solid #d1d5db;border-radius:8px;font-size:14px;transition:all .2s;background:#fff}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:#3b82f6;box-shadow:0 0 0 3px #3b82f61a}.form-group textarea{resize:vertical;min-height:80px}.form-group textarea.large{min-height:200px}.form-group input.error,.form-group select.error,.form-group textarea.error{border-color:#ef4444;box-shadow:0 0 0 3px #ef44441a}.error-message{display:block;font-size:12px;color:#ef4444;margin-top:4px}.category-selector{display:flex;gap:12px;margin-bottom:24px;flex-wrap:wrap}.category-option{padding:12px 16px;border:1px solid #d1d5db;border-radius:8px;background:#fff;color:#374151;cursor:pointer;transition:all .2s;font-size:14px;font-weight:500}.category-option:hover{background:#f3f4f6;border-color:#9ca3af}.category-option.active{background:#3b82f6;border-color:#3b82f6;color:#fff}.array-input{display:flex;gap:8px;margin-bottom:8px;align-items:center}.array-input input{flex:1}.add-button{display:flex;align-items:center;gap:8px;padding:10px 16px;border:1px solid #3b82f6;border-radius:8px;background:#3b82f6;color:#fff;font-size:14px;font-weight:500;cursor:pointer;transition:all .2s;min-height:44px}.add-button:hover{background:#2563eb;border-color:#2563eb}.remove-button{display:flex;align-items:center;justify-content:center;width:32px;height:32px;border:1px solid #ef4444;border-radius:6px;background:#fff;color:#ef4444;cursor:pointer;transition:all .2s;flex-shrink:0;min-width:44px;min-height:44px}.remove-button:hover{background:#ef4444;color:#fff}.file-upload{display:flex;align-items:center;gap:12px}.file-upload-button{display:flex;align-items:center;gap:8px;padding:12px 16px;border:2px dashed #d1d5db;border-radius:8px;background:#f9fafb;color:#6b7280;cursor:pointer;transition:all .2s;font-size:14px;font-weight:500;min-height:48px}.file-upload-button:hover{border-color:#3b82f6;background:#eff6ff;color:#3b82f6}.file-name{font-size:14px;color:#374151;font-weight:500}.nested-structure{padding:16px;border:1px solid #e5e7eb;border-radius:8px;background:#fff;margin-top:12px}.nested-structure h5{font-size:14px;font-weight:600;color:#374151;margin:0 0 12px}.chart-metadata{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px}.letter-structure,.essay-structure{display:flex;flex-direction:column;gap:16px}.body-paragraphs{display:flex;flex-direction:column;gap:8px}.argument-points{display:grid;grid-template-columns:1fr 1fr;gap:24px}.argument-section{padding:16px;border:1px solid #e5e7eb;border-radius:8px;background:#fff}.argument-section h5{font-size:14px;font-weight:600;color:#374151;margin:0 0 12px}.argument-section.for{border-left:4px solid #10b981}.argument-section.against{border-left:4px solid #ef4444}.writing-task-creation-actions{display:flex;gap:12px;justify-content:flex-end;padding:24px 32px;border-top:1px solid #e5e7eb;flex-shrink:0;background:#fff}.cancel-btn{padding:12px 24px;border:1px solid #d1d5db;border-radius:8px;background:#fff;color:#374151;font-size:14px;font-weight:500;cursor:pointer;transition:all .2s;min-height:44px;display:flex;align-items:center;justify-content:center}.cancel-btn:hover{background:#f3f4f6;border-color:#9ca3af}.save-btn{display:flex;align-items:center;gap:8px;padding:12px 24px;border:1px solid #059669;border-radius:8px;background:#059669;color:#fff;font-size:14px;font-weight:500;cursor:pointer;transition:all .2s;min-height:44px;justify-content:center}.save-btn:hover:not(:disabled){background:#047857;border-color:#047857}.save-btn:disabled{opacity:.6;cursor:not-allowed}.writing-task-creation-icon{width:16px;height:16px}.writing-task-creation-icon-sm{width:12px;height:12px}@media (max-width: 1024px){.writing-task-creation-container{max-width:95vw}.form-grid{grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}.argument-points{grid-template-columns:1fr}}@media (max-width: 768px){.writing-task-creation-overlay{padding:20px 10px 10px;align-items:flex-start}.writing-task-creation-container{max-height:95vh;margin-top:0;border-radius:8px;height:auto}.writing-task-creation-header{padding:12px 16px;flex-wrap:wrap}.writing-task-creation-header-content{min-width:0;flex:1}.writing-task-creation-title{font-size:18px;line-height:1.3}.writing-task-creation-subtitle{font-size:12px}.writing-task-creation-content{padding:16px;max-height:calc(95vh - 120px)}.form-section{padding:16px;margin-bottom:20px}.form-section h3{font-size:16px}.form-grid{grid-template-columns:1fr;gap:12px}.category-selector{flex-direction:column;gap:8px}.category-option{text-align:center}.chart-metadata{grid-template-columns:1fr}.argument-points{grid-template-columns:1fr;gap:16px}.writing-task-creation-actions{padding:12px;flex-direction:column-reverse;gap:8px}.cancel-btn,.save-btn{width:100%;justify-content:center;padding:14px 24px}.add-button{padding:12px 20px;font-size:16px;min-height:48px}.remove-button{min-width:48px;min-height:48px}}@media (max-width: 640px){.writing-task-creation-overlay{padding:4px}.writing-task-creation-container{max-height:99vh;margin-top:4px}.writing-task-creation-header{padding:8px 12px}.writing-task-creation-header-content{flex-direction:column;align-items:flex-start;gap:4px}.writing-task-creation-title{font-size:16px}.writing-task-creation-content{padding:8px}.form-section{padding:8px;margin-bottom:12px}.form-section-header{flex-direction:column;align-items:flex-start;gap:8px}.form-group input,.form-group select,.form-group textarea{font-size:16px}.array-input{flex-direction:column;gap:8px}.file-upload{flex-direction:column;align-items:flex-start}}@media (max-width: 480px){.writing-task-creation-overlay{padding:5px}.writing-task-creation-container{width:95vw;min-width:80vw;max-width:480px;border-radius:0;margin-top:2px;max-height:98vh;height:auto}.writing-task-creation-header{padding:6px 8px}.writing-task-creation-title{font-size:14px}.writing-task-creation-subtitle{font-size:11px}.writing-task-creation-content{padding:8px;max-height:calc(98vh - 100px);-webkit-overflow-scrolling:touch}.form-section{padding:8px;margin-bottom:12px}.form-section h3{font-size:14px}.writing-task-creation-actions{padding:8px}.cancel-btn,.save-btn{padding:12px 20px;font-size:14px}}@media (max-height: 500px) and (orientation: landscape){.writing-task-creation-overlay{align-items:flex-start;padding:4px}.writing-task-creation-container{max-height:96vh;margin-top:4px}.writing-task-creation-header{padding:8px 12px}.writing-task-creation-content{padding:8px}}@media (-webkit-min-device-pixel-ratio: 2),(min-resolution: 192dpi){.writing-task-creation-icon{width:18px;height:18px}.writing-task-creation-icon-sm{width:14px;height:14px}}.validation-summary{padding:12px;border:1px solid #ef4444;border-radius:8px;background:#fef2f2;color:#dc2626;margin-bottom:20px}.validation-summary h4{font-size:14px;font-weight:600;margin:0 0 8px}.validation-summary ul{margin:0;padding-left:16px;font-size:12px}.loading-spinner{width:16px;height:16px;border:2px solid #e5e7eb;border-top:2px solid #3b82f6;border-radius:50%;animation:spin 1s linear infinite}.success-message{padding:12px;border:1px solid #10b981;border-radius:8px;background:#ecfdf5;color:#047857;margin-bottom:20px;font-size:14px}.writing-task-creation-container:focus-within{outline:none}@media (prefers-reduced-motion: reduce){*{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}@media print{.writing-task-creation-overlay{position:static;background:none;padding:0}.writing-task-creation-container{box-shadow:none;max-height:none;max-width:none}.writing-task-creation-actions{display:none}}.lesson-management-container{padding:2rem;max-width:1200px;margin:0 auto;background-color:#fff;min-height:100vh}.lesson-management-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem;padding-bottom:1rem;border-bottom:2px solid #e5e7eb}.lesson-management-title{font-size:2rem;font-weight:700;color:#1f2937;margin:0}.lesson-management-subtitle{font-size:1rem;color:#6b7280;margin:.5rem 0 0}.lesson-create-btn{display:flex;align-items:center;gap:.5rem;background-color:#3b82f6;color:#fff;border:none;padding:.75rem 1.5rem;border-radius:.5rem;font-weight:500;cursor:pointer;transition:all .2s ease}.lesson-create-btn:hover{background-color:#2563eb;transform:translateY(-1px)}.lesson-btn-icon{width:1rem;height:1rem}.lesson-tabs-container{margin-bottom:2rem}.lesson-tabs-list{display:flex;gap:.5rem;border-bottom:2px solid #e5e7eb;margin-bottom:1.5rem}.lesson-tab{padding:.75rem 1.5rem;background:none;border:none;font-weight:500;color:#6b7280;cursor:pointer;border-bottom:2px solid transparent;transition:all .2s ease}.lesson-tab:hover{color:#3b82f6}.lesson-tab-active{color:#3b82f6;border-bottom-color:#3b82f6}.lesson-tab-content{display:none}.lesson-tab-content-active{display:block}.lesson-search-container{margin-bottom:1.5rem}.lesson-search-form{display:flex;gap:1rem;align-items:center}.lesson-search-input-wrapper{position:relative;flex:1;max-width:400px}.lesson-search-icon{position:absolute;left:.75rem;top:50%;transform:translateY(-50%);width:1rem;height:1rem;color:#6b7280}.lesson-search-input{width:100%;padding:.75rem .75rem .75rem 2.5rem;border:1px solid #d1d5db;border-radius:.5rem;font-size:.875rem;transition:border-color .2s ease}.lesson-search-input:focus{outline:none;border-color:#3b82f6;box-shadow:0 0 0 3px #3b82f61a}.lesson-search-btn{padding:.75rem 1.5rem;background-color:#f3f4f6;color:#374151;border:1px solid #d1d5db;border-radius:.5rem;font-weight:500;cursor:pointer;transition:all .2s ease}.lesson-search-btn:hover{background-color:#e5e7eb}.lesson-card{background:#fff;border:1px solid #e5e7eb;border-radius:.75rem;box-shadow:0 1px 3px #0000001a;overflow:hidden}.lesson-card-header{padding:1.5rem 1.5rem 1rem;border-bottom:1px solid #f3f4f6}.lesson-card-title{font-size:1.25rem;font-weight:600;color:#1f2937;margin:0 0 .5rem}.lesson-card-description{font-size:.875rem;color:#6b7280;margin:0}.lesson-card-content{padding:1.5rem}.lesson-loading-container{display:flex;justify-content:center;align-items:center;padding:3rem}.lesson-loading-content{display:flex;flex-direction:column;align-items:center;gap:1rem}.lesson-loading-spinner{width:2rem;height:2rem;border:2px solid #e5e7eb;border-top:2px solid #3b82f6;border-radius:50%;animation:spin 1s linear infinite}.lesson-loading-text{color:#6b7280;font-size:.875rem}@keyframes spin{to{transform:rotate(360deg)}}.lesson-table{width:100%;border-collapse:collapse;background:#fff}.lesson-table-header{background-color:#f9fafb}.lesson-table-row{border-bottom:1px solid #e5e7eb;transition:background-color .2s ease}.lesson-table-row:hover{background-color:#f9fafb}.lesson-table-head{padding:1rem;text-align:left;font-weight:600;color:#374151;font-size:.875rem;text-transform:uppercase;letter-spacing:.05em}.lesson-table-cell{padding:1rem;vertical-align:top}.lesson-table-cell-title{font-weight:500;color:#1f2937}.lesson-no-data{text-align:center;padding:3rem}.lesson-no-data-text{color:#6b7280;font-size:.875rem}.lesson-badge{display:inline-block;padding:.25rem .75rem;border-radius:9999px;font-size:.75rem;font-weight:500;text-transform:capitalize}.lesson-badge-active{background-color:#dcfce7;color:#166534}.lesson-badge-inactive{background-color:#f3f4f6;color:#6b7280}.lesson-badge-Easy{background-color:#dcfce7;color:#166534}.lesson-badge-Medium{background-color:#fef3c7;color:#92400e}.lesson-badge-Hard{background-color:#fee2e2;color:#991b1b}.lesson-actions{display:flex;gap:.5rem}.lesson-action-btn{display:flex;align-items:center;justify-content:center;width:2rem;height:2rem;border:none;border-radius:.375rem;cursor:pointer;transition:all .2s ease}.lesson-view-btn{background-color:#dbeafe;color:#1e40af}.lesson-view-btn:hover{background-color:#bfdbfe}.lesson-edit-btn{background-color:#fef3c7;color:#92400e}.lesson-edit-btn:hover{background-color:#fde68a}.lesson-delete-btn{background-color:#fee2e2;color:#991b1b}.lesson-delete-btn:hover{background-color:#fecaca}.lesson-action-icon{width:1rem;height:1rem}.lesson-pagination{display:flex;justify-content:space-between;align-items:center;margin-top:1.5rem;padding-top:1rem;border-top:1px solid #e5e7eb}.lesson-pagination-info{font-size:.875rem;color:#6b7280}.lesson-pagination-controls{display:flex;gap:.5rem}.lesson-pagination-btn{padding:.5rem 1rem;background-color:#f9fafb;color:#374151;border:1px solid #d1d5db;border-radius:.375rem;font-size:.875rem;cursor:pointer;transition:all .2s ease}.lesson-pagination-btn:hover:not(:disabled){background-color:#f3f4f6}.lesson-pagination-btn:disabled{opacity:.5;cursor:not-allowed}.lesson-dialog-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;padding:1rem}.lesson-dialog-content{background:#fff;border-radius:.75rem;box-shadow:0 20px 25px -5px #0000001a;max-height:90vh;overflow-y:auto;width:100%;max-width:600px}.lesson-dialog-content-large{max-width:800px}.lesson-dialog-content-small{max-width:400px}.lesson-dialog-header{padding:1.5rem 1.5rem 1rem;border-bottom:1px solid #e5e7eb}.lesson-dialog-title{font-size:1.25rem;font-weight:600;color:#1f2937;margin:0 0 .5rem}.lesson-dialog-description{font-size:.875rem;color:#6b7280;margin:0}.lesson-dialog-footer{display:flex;justify-content:flex-end;gap:.75rem;padding:1rem 1.5rem 1.5rem;border-top:1px solid #e5e7eb}.lesson-dialog-btn{padding:.75rem 1.5rem;border:none;border-radius:.5rem;font-weight:500;cursor:pointer;transition:all .2s ease}.lesson-dialog-btn-cancel{background-color:#f3f4f6;color:#374151;border:1px solid #d1d5db}.lesson-dialog-btn-cancel:hover{background-color:#e5e7eb}.lesson-dialog-btn-submit{background-color:#3b82f6;color:#fff}.lesson-dialog-btn-submit:hover{background-color:#2563eb}.lesson-dialog-btn-delete{background-color:#dc2626;color:#fff}.lesson-dialog-btn-delete:hover{background-color:#b91c1c}.lesson-form{padding:1.5rem}.lesson-form-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin-bottom:1rem}.lesson-form-group{display:flex;flex-direction:column;gap:.5rem;margin-bottom:1rem}.lesson-form-label{font-weight:500;color:#374151;font-size:.875rem}.lesson-form-input,.lesson-form-select,.lesson-form-textarea{padding:.75rem;border:1px solid #d1d5db;border-radius:.5rem;font-size:.875rem;transition:border-color .2s ease}.lesson-form-input:focus,.lesson-form-select:focus,.lesson-form-textarea:focus{outline:none;border-color:#3b82f6;box-shadow:0 0 0 3px #3b82f61a}.lesson-form-textarea{resize:vertical;min-height:80px}.lesson-form-textarea-code{font-family:Monaco,Menlo,Ubuntu Mono,monospace;font-size:.8rem}.lesson-form-checkbox-group{display:flex;align-items:center;gap:.5rem;margin-bottom:1rem}.lesson-form-checkbox{width:1rem;height:1rem;border-radius:.25rem}.lesson-form-checkbox-label{font-weight:500;color:#374151;font-size:.875rem}.lesson-view-content{padding:1.5rem}.lesson-view-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin-bottom:1rem}.lesson-view-group{margin-bottom:1rem}.lesson-view-text{color:#6b7280;font-size:.875rem;margin:.5rem 0 0}.lesson-content-preview{background-color:#f9fafb;padding:1rem;border-radius:.5rem;font-size:.75rem;overflow-x:auto;max-height:300px;border:1px solid #e5e7eb;font-family:Monaco,Menlo,Ubuntu Mono,monospace}@media (max-width: 768px){.lesson-management-container{padding:1rem}.lesson-management-header{flex-direction:column;align-items:flex-start;gap:1rem}.lesson-search-form{flex-direction:column}.lesson-search-input-wrapper{max-width:none}.lesson-form-row,.lesson-view-row{grid-template-columns:1fr}.lesson-dialog-content{margin:1rem;max-width:calc(100vw - 2rem)}.lesson-table{font-size:.8rem}.lesson-table-head,.lesson-table-cell{padding:.5rem}.lesson-actions{flex-direction:column}.lesson-pagination{flex-direction:column;gap:1rem}}@media print{.lesson-create-btn,.lesson-search-container,.lesson-actions,.lesson-pagination{display:none}.lesson-management-container{padding:0}.lesson-card{box-shadow:none;border:1px solid #000}}.user-management-container{padding:24px;max-width:1200px;margin:0 auto;background-color:#fff;min-height:100vh}.user-management-header{margin-bottom:32px;text-align:center}.user-management-title{font-size:2.5rem;font-weight:700;color:#1f2937;margin:0 0 8px;line-height:1.2}.user-management-subtitle{font-size:1.125rem;color:#6b7280;margin:0;line-height:1.5}.user-card{background-color:#fff;border:1px solid #e5e7eb;border-radius:8px;box-shadow:0 1px 3px #0000001a;overflow:hidden}.user-card-header{padding:24px 24px 0;border-bottom:1px solid #f3f4f6;margin-bottom:24px}.user-card-title{font-size:1.5rem;font-weight:600;color:#1f2937;margin:0 0 8px}.user-card-description{font-size:.875rem;color:#6b7280;margin:0;line-height:1.5}.user-card-content{padding:0 24px 24px}.user-search-container{margin-bottom:24px}.user-search-form{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.user-search-input-wrapper{position:relative;flex:1;min-width:250px}.user-search-icon{position:absolute;left:12px;top:50%;transform:translateY(-50%);width:16px;height:16px;color:#9ca3af;pointer-events:none}.user-search-input{width:100%;padding:10px 12px 10px 40px;border:1px solid #d1d5db;border-radius:6px;font-size:.875rem;background-color:#fff;transition:border-color .2s,box-shadow .2s}.user-search-input:focus{outline:none;border-color:#3b82f6;box-shadow:0 0 0 3px #3b82f61a}.user-search-btn{padding:10px 16px;background-color:#3b82f6;color:#fff;border:none;border-radius:6px;font-size:.875rem;font-weight:500;cursor:pointer;transition:background-color .2s;white-space:nowrap}.user-search-btn:hover{background-color:#2563eb}.user-search-btn:active{background-color:#1d4ed8}.user-loading-container{display:flex;justify-content:center;align-items:center;padding:48px}.user-loading-content{display:flex;flex-direction:column;align-items:center;gap:16px}.user-loading-spinner{width:32px;height:32px;border:3px solid #f3f4f6;border-top:3px solid #3b82f6;border-radius:50%;animation:spin 1s linear infinite}.user-loading-text{font-size:.875rem;color:#6b7280;margin:0}.user-table{width:100%;border-collapse:collapse;font-size:.875rem}.user-table-header{background-color:#f9fafb;border-bottom:1px solid #e5e7eb}.user-table-row{border-bottom:1px solid #f3f4f6;transition:background-color .2s}.user-table-row:hover{background-color:#f9fafb}.user-table-head{padding:12px 16px;text-align:left;font-weight:600;color:#374151;border-bottom:1px solid #e5e7eb}.user-table-cell{padding:12px 16px;vertical-align:middle;color:#1f2937}.user-table-cell-username{font-weight:500;color:#1f2937}.user-badge{display:inline-flex;align-items:center;padding:4px 8px;border-radius:4px;font-size:.75rem;font-weight:500;text-transform:capitalize;white-space:nowrap}.user-badge-admin{background-color:#dbeafe;color:#1e40af}.user-badge-user{background-color:#f3f4f6;color:#374151}.user-badge-active{background-color:#dcfce7;color:#166534}.user-badge-inactive{background-color:#fee2e2;color:#dc2626}.user-actions{display:flex;gap:8px;align-items:center}.user-action-btn{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;border:none;border-radius:4px;cursor:pointer;transition:background-color .2s,transform .1s;font-size:0}.user-action-btn:hover{transform:translateY(-1px)}.user-action-btn:active{transform:translateY(0)}.user-view-btn{background-color:#f3f4f6;color:#374151}.user-view-btn:hover{background-color:#e5e7eb}.user-edit-btn{background-color:#dbeafe;color:#1e40af}.user-edit-btn:hover{background-color:#bfdbfe}.user-toggle-btn{background-color:#fef3c7;color:#d97706}.user-toggle-btn:hover{background-color:#fde68a}.user-delete-btn{background-color:#fee2e2;color:#dc2626}.user-delete-btn:hover{background-color:#fecaca}.user-action-icon{width:16px;height:16px}.user-pagination{display:flex;justify-content:space-between;align-items:center;margin-top:24px;padding-top:16px;border-top:1px solid #e5e7eb;flex-wrap:wrap;gap:16px}.user-pagination-btn{padding:8px 16px;border:1px solid #d1d5db;background-color:#fff;color:#374151;border-radius:6px;font-size:.875rem;cursor:pointer;transition:background-color .2s,border-color .2s}.user-pagination-btn:hover:not(:disabled){background-color:#f9fafb;border-color:#9ca3af}.user-pagination-btn:disabled{opacity:.5;cursor:not-allowed}.user-pagination-info{font-size:.875rem;color:#6b7280;margin:0}.user-dialog-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;padding:16px}.user-dialog-content{background-color:#fff;border-radius:8px;box-shadow:0 10px 25px #00000026;max-width:500px;width:100%;max-height:90vh;overflow-y:auto;animation:dialogSlideIn .2s ease-out}@keyframes dialogSlideIn{0%{opacity:0;transform:scale(.95) translateY(-10px)}to{opacity:1;transform:scale(1) translateY(0)}}.user-dialog-header{padding:24px 24px 16px;border-bottom:1px solid #e5e7eb}.user-dialog-title{font-size:1.25rem;font-weight:600;color:#1f2937;margin:0 0 8px}.user-dialog-description{font-size:.875rem;color:#6b7280;margin:0;line-height:1.5}.user-form{padding:24px}.user-form-group{margin-bottom:20px}.user-form-row{display:flex;flex-direction:column;gap:8px;margin-bottom:20px}.user-form-label{font-size:.875rem;font-weight:500;color:#374151;margin:0}.user-form-input,.user-form-select{width:100%;padding:10px 12px;border:1px solid #d1d5db;border-radius:6px;font-size:.875rem;background-color:#fff;transition:border-color .2s,box-shadow .2s}.user-form-input:focus,.user-form-select:focus{outline:none;border-color:#3b82f6;box-shadow:0 0 0 3px #3b82f61a}.user-form-select{cursor:pointer}.user-form-actions{display:flex;gap:12px;justify-content:flex-end;padding-top:16px;border-top:1px solid #e5e7eb}.user-form-btn{padding:10px 20px;border:none;border-radius:6px;font-size:.875rem;font-weight:500;cursor:pointer;transition:background-color .2s,transform .1s}.user-form-btn:hover{transform:translateY(-1px)}.user-form-btn:active{transform:translateY(0)}.user-form-btn-primary{background-color:#3b82f6;color:#fff}.user-form-btn-primary:hover{background-color:#2563eb}.user-form-btn-secondary{background-color:#f3f4f6;color:#374151;border:1px solid #d1d5db}.user-form-btn-secondary:hover{background-color:#e5e7eb}.user-details-grid{padding:24px}.user-details-row{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-bottom:20px}.user-details-item{display:flex;flex-direction:column;gap:4px}.user-details-label{font-size:.875rem;font-weight:500;color:#374151;margin:0}.user-details-value{font-size:.875rem;color:#6b7280;margin:0;line-height:1.4}.user-dialog-actions{padding:16px 24px 24px;display:flex;justify-content:flex-end;border-top:1px solid #e5e7eb}@media (max-width: 768px){.user-management-container{padding:16px}.user-management-title{font-size:2rem}.user-card-header,.user-card-content{padding:16px}.user-search-form{flex-direction:column;align-items:stretch}.user-search-input-wrapper{min-width:auto}.user-table{font-size:.75rem}.user-table-head,.user-table-cell{padding:8px 12px}.user-actions{gap:4px}.user-action-btn{width:28px;height:28px}.user-action-icon{width:14px;height:14px}.user-pagination{flex-direction:column;align-items:center;text-align:center}.user-dialog-content{margin:8px;max-width:none}.user-details-row{grid-template-columns:1fr;gap:16px}.user-form-actions{flex-direction:column}}@media (max-width: 480px){.user-management-title{font-size:1.75rem}.user-table-head,.user-table-cell{padding:6px 8px}.user-dialog-header,.user-form,.user-details-grid{padding:16px}.user-dialog-actions{padding:12px 16px 16px}}@media print{.user-management-container{padding:0;box-shadow:none}.user-search-container,.user-actions,.user-pagination{display:none}.user-table,.user-table-head,.user-table-cell,.user-badge{border:1px solid #000}}@media (prefers-contrast: high){.user-card,.user-form-input,.user-form-select{border:2px solid #000}.user-badge{border:1px solid #000}}@media (prefers-reduced-motion: reduce){.user-loading-spinner{animation:none}.user-action-btn,.user-form-btn{transition:none}.user-dialog-content{animation:none}}.insights-container{min-height:100vh;background-color:#f8fafc;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}.nav-header{background-color:#fff;border-bottom:1px solid #e2e8f0;padding:1rem 2rem;display:flex;justify-content:space-between;align-items:center}.nav-brand{display:flex;align-items:center;gap:.75rem}.brand-icon{width:32px;height:32px;background-color:#00d4aa;border-radius:6px;display:flex;align-items:center;justify-content:center}.brand-logo{width:18px;height:18px;color:#fff}.brand-text h1{font-size:1.125rem;font-weight:600;color:#1a202c;margin:0;line-height:1.2}.brand-text p{font-size:.75rem;color:#718096;margin:0;line-height:1}.nav-menu{display:flex;align-items:center;gap:2rem}.nav-item{color:#4a5568;text-decoration:none;font-size:.875rem;font-weight:500;padding:.5rem 0;transition:color .2s}.nav-item:hover{color:#2d3748}.insights-btn{background-color:#00d4aa;color:#fff;border:none;padding:.5rem 1rem;border-radius:6px;font-size:.875rem;font-weight:500;cursor:pointer;transition:background-color .2s}.insights-btn:hover{background-color:#00c29a}.main-content{width:100%;margin:0 auto;padding:2rem}.content-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:2rem}.page-title{font-size:1.875rem;font-weight:600;color:#1a202c;margin:0 0 .25rem;line-height:1.2}.page-subtitle{font-size:.875rem;color:#718096;margin:0}.current-band{background-color:#e6fffa;color:#00a085;padding:.5rem 1rem;border-radius:20px;font-size:.875rem;font-weight:500}.metrics-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem;margin-bottom:2rem}.metric-card{background-color:#fff;border:1px solid #e2e8f0;border-radius:8px;padding:1.5rem}.metric-content{display:flex;justify-content:space-between;align-items:center}.metric-label{font-size:.75rem;color:#718096;margin:0 0 .25rem;text-transform:uppercase;letter-spacing:.025em}.metric-value{font-size:1.875rem;font-weight:700;color:#1a202c;margin:0;line-height:1}.metric-value.improvement{color:#00a085}.metric-icon{width:40px;height:40px;background-color:#f7fafc;border-radius:8px;display:flex;align-items:center;justify-content:center;color:#a0c0b5}.metric-icon.improvement-icon{background-color:#e6fffa;color:#00a085}.metric-icon svg{width:20px;height:20px}.category-section{background-color:#fff;border:1px solid #e2e8f0;border-radius:8px;padding:1.5rem}.section-header{margin-bottom:.5rem}.section-title-wrapper{display:flex;align-items:center;gap:.5rem}.section-icon{width:16px;height:16px;color:#00d4aa}.section-title{font-size:1.125rem;font-weight:600;color:#1a202c;margin:0}.section-subtitle{font-size:.75rem;color:#718096;margin:0 0 1.5rem}.category-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:2rem}.category-item{display:flex;flex-direction:column;gap:.75rem}.category-header{display:flex;justify-content:space-between;align-items:center}.category-name{display:flex;align-items:center;gap:.5rem;font-size:.875rem;font-weight:500;color:#1a202c}.skill-icon{width:16px;height:16px;color:#718096}.category-score{font-size:.875rem;font-weight:600;color:#1a202c}.progress-bar{width:100%;height:6px;background-color:#e2e8f0;border-radius:3px;overflow:hidden}.progress-fill{height:100%;background-color:#00d4aa;border-radius:3px;transition:width .5s ease}.exercises-count{font-size:.75rem;color:#a0aec0;margin:0}.two-column-section{display:grid;grid-template-columns:1fr 1fr;gap:2rem;margin-top:2rem}.recent-sessions{background-color:#fff;border:1px solid #e2e8f0;border-radius:8px;padding:1.5rem}.sessions-list{display:flex;flex-direction:column;gap:1rem}.session-card{border:1px solid #e2e8f0;border-radius:6px;padding:1rem;background-color:#fafafa;transition:transform .15s ease,box-shadow .15s ease,border-color .15s ease,background-color .15s ease}.session-card.green{background-color:#e6fffa;border-color:#00d4aa}.session-card.green .session-title{color:#0f766e}.session-card.green .stat-value{color:#065f46}.session-card.green.clickable:hover{background-color:#d1fae5;border-color:#10b981;box-shadow:0 4px 10px #10b98126}.session-card.clickable:hover{background-color:#fff;border-color:#cbd5e0;box-shadow:0 4px 10px #0000000f;transform:translateY(-1px)}.session-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:.75rem}.session-title{font-size:.875rem;font-weight:600;color:#1a202c;margin:0}.skill-badge{padding:.25rem .5rem;border-radius:4px;font-size:.75rem;font-weight:500;color:#fff}.skill-badge-reading{background-color:#3182ce}.skill-badge-writing{background-color:#805ad5}.skill-badge-listening{background-color:#38a169}.skill-badge-speaking{background-color:#d69e2e}.session-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:.5rem;margin-bottom:.75rem}.stat-item{display:flex;justify-content:space-between;font-size:.75rem}.stat-label{color:#718096;font-weight:500}.stat-value{color:#1a202c;font-weight:600}.areas-to-improve{border-top:1px solid #e2e8f0;padding-top:.75rem}.improve-label{font-size:.75rem;color:#718096;margin:0 0 .5rem;font-weight:500}.improve-tags{display:flex;flex-wrap:wrap;gap:.5rem}.improve-tag{background-color:#e2e8f0;color:#4a5568;padding:.25rem .5rem;border-radius:4px;font-size:.75rem;font-weight:500}.attention-areas{background-color:#fff;border:1px solid #e2e8f0;border-radius:8px;padding:1.5rem}.attention-list{display:flex;flex-direction:column;gap:1rem}.attention-item{display:flex;flex-direction:column;gap:.5rem}.attention-header{display:flex;justify-content:space-between;align-items:center}.attention-name{font-size:.875rem;font-weight:500;color:#1a202c}.attention-right{display:flex;align-items:center;gap:.5rem}.impact-badge{padding:.25rem .5rem;border-radius:12px;font-size:.75rem;font-weight:500;color:#fff}.impact-badge-high{background-color:#e53e3e}.impact-badge-medium{background-color:#00d4aa}.impact-badge-low{background-color:#a0aec0}.attention-percentage{font-size:.75rem;font-weight:600;color:#4a5568;min-width:2rem;text-align:right}.attention-progress{width:100%;height:6px;background-color:#e2e8f0;border-radius:3px;overflow:hidden}.attention-progress-fill{height:100%;background-color:#00d4aa;border-radius:3px;transition:width .5s ease}@media (max-width: 1024px){.metrics-grid,.category-grid{grid-template-columns:repeat(2,1fr)}.two-column-section{grid-template-columns:1fr;gap:1.5rem}}@media (max-width: 768px){.nav-header{flex-direction:column;gap:1rem;padding:1rem}.nav-menu{gap:1rem}.content-header{flex-direction:column;gap:1rem;align-items:flex-start}.metrics-grid,.category-grid{grid-template-columns:1fr}.two-column-section{grid-template-columns:1fr;gap:1rem}.session-stats{grid-template-columns:1fr}.main-content{padding:1rem}}*{margin:0;padding:0;box-sizing:border-box}html,body,#root{height:100%;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background-color:#e8f8f9;color:#333}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background-color:#e8f8f9;color:#333}*{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}.App{min-height:100vh;min-height:100dvh;display:flex;flex-direction:column;background-color:#e8f8f9}.flex-grow{flex:1;background-color:#e8f8f9}.header{background:#fff;padding:1rem 2rem;border-bottom:1px solid #e0e0e0;overflow:hidden;box-sizing:border-box;margin:0 calc(50% - 50vw)}.header-content{display:flex;justify-content:space-between;align-items:center;width:100%;box-sizing:border-box;min-width:0}.logo{display:flex;align-items:center;gap:.75rem;cursor:pointer}.logo-icon{width:40px;height:40px;background:#34d3eb;border-radius:8px;display:flex;align-items:center;justify-content:center}.logo-text h1{font-size:1.25rem;font-weight:600;color:#333}.logo-text p{font-size:.875rem;color:#666}.user-actions{display:flex;align-items:center;gap:.75rem;margin-left:auto}.profile-btn,.logout-btn,.login-btn{display:flex;align-items:center;gap:.5rem;padding:.75rem 1.25rem;border:none;border-radius:12px;font-size:.875rem;font-weight:600;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);white-space:nowrap;position:relative;overflow:hidden;min-height:44px;box-shadow:0 2px 4px #0000001a}.profile-btn{background:linear-gradient(135deg,#34d3eb,#20b2aa);color:#fff;border:2px solid transparent}.profile-btn:hover{background:linear-gradient(135deg,#20b2aa,#1a9b96);transform:translateY(-2px);box-shadow:0 8px 25px #34d3eb4d}.profile-btn:active{transform:translateY(-1px);box-shadow:0 4px 15px #34d3eb33}.logout-btn{background:#fff;color:#dc2626;border:2px solid #dc2626}.logout-btn:hover{background:#dc2626;color:#fff;transform:translateY(-2px);box-shadow:0 8px 25px #dc26264d}.logout-btn:active{transform:translateY(-1px);box-shadow:0 4px 15px #dc262633}.login-btn{background:linear-gradient(135deg,#34d3eb,#20b2aa);color:#fff;border:2px solid transparent}.login-btn:hover{background:linear-gradient(135deg,#20b2aa,#1a9b96);transform:translateY(-2px);box-shadow:0 8px 25px #34d3eb4d}.login-btn:active{transform:translateY(-1px);box-shadow:0 4px 15px #34d3eb33}.profile-btn svg,.logout-btn svg,.login-btn svg{flex-shrink:0;transition:transform .3s ease}.profile-btn:hover svg,.logout-btn:hover svg,.login-btn:hover svg{transform:scale(1.1)}.profile-btn:focus,.logout-btn:focus,.login-btn:focus{outline:none;box-shadow:0 0 0 3px #34d3eb4d}.profile-btn:disabled,.logout-btn:disabled,.login-btn:disabled{opacity:.6;cursor:not-allowed;transform:none;box-shadow:0 2px 4px #0000001a}.profile-btn:before,.logout-btn:before,.login-btn:before{content:"";position:absolute;top:50%;left:50%;width:0;height:0;border-radius:50%;background:#ffffff4d;transform:translate(-50%,-50%);transition:width .6s,height .6s}.profile-btn:active:before,.logout-btn:active:before,.login-btn:active:before{width:300px;height:300px}.navigation-container{display:flex;justify-content:center;padding:1rem 2rem;width:100%}.navigation-tabs{background:#e8f8f9;border:1px solid #b3e5fc;border-radius:12px;display:flex;overflow:hidden;box-shadow:0 2px 4px #0000001a;width:100%;max-width:1200px}.nav-tab{background:none;border:none;padding:1rem 2rem;font-size:1rem;color:#666;cursor:pointer;transition:all .2s ease;flex:1;text-align:center;font-weight:500}.nav-tab:hover{color:#34d3eb;background:#34d3eb1a}.nav-tab.active{background:#34d3eb;color:#fff;font-weight:600}.dashboard{max-width:1200px;margin:0 auto;padding:2rem}.welcome-section{background:linear-gradient(135deg,#34d3eb,#1fb3d3);color:#fff;padding:2rem;border-radius:16px;margin-bottom:2rem;display:flex;justify-content:space-between;align-items:center}.welcome-content h2{font-size:2rem;margin-bottom:.5rem}.welcome-content p{font-size:1.125rem;margin-bottom:1rem;opacity:.9}.score-info{display:flex;gap:2rem}.score-info span{font-size:1rem;opacity:.9}.days-counter{text-align:center}.days-number{font-size:3rem;font-weight:700;line-height:1}.days-label{font-size:1rem;opacity:.9}.skills-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.5rem;margin-bottom:2rem}@media (min-width: 1200px){.skills-grid{grid-template-columns:repeat(4,1fr)}}.skill-card{background:#fff;padding:1.5rem;border-radius:12px;box-shadow:0 2px 8px #0000001a;position:relative}.skill-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:1rem}.skill-icon{width:48px;height:48px;background:#20b2aa;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:24px;color:#fff}.skill-band{background:#e6f3ff;color:#06c;padding:.25rem .75rem;border-radius:20px;font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.5px}.skill-card h3{font-size:1.125rem;margin-bottom:.75rem;color:#1a1a1a;font-weight:700}.progress-section{display:flex;justify-content:space-between;margin-bottom:.5rem;font-size:.875rem;color:#666;font-weight:500}.progress-bar{height:6px;background:#e5e5e5;border-radius:3px;margin-bottom:.75rem;overflow:hidden}.progress-fill{height:100%;background:#20b2aa;border-radius:3px;transition:width .3s ease}.practice-btn{background:transparent;color:#20b2aa;border:none;padding:0;cursor:pointer;font-weight:600;font-size:.875rem;transition:color .2s;text-decoration:none}.practice-btn:hover{color:#1a8a8a}.bottom-section{display:grid;grid-template-columns:1fr 1fr;gap:2rem}.recent-activity,.ai-insights{background:#fff;padding:1.5rem;border-radius:12px;box-shadow:0 2px 8px #0000001a}.recent-activity h3,.ai-insights h3{margin-bottom:1rem;color:#333}.activity-list{display:flex;flex-direction:column;gap:1rem}.activity-item{display:flex;justify-content:space-between;align-items:center;padding:.75rem 0;border-bottom:1px solid #f0f0f0}.activity-item:last-child{border-bottom:none}.activity-info h4{font-size:1rem;margin-bottom:.25rem;color:#333}.activity-info p{font-size:.875rem;color:#666}.activity-score{background:#34d3eb;color:#fff;padding:.25rem .5rem;border-radius:4px;font-weight:500}.insight-card{background:#f8fafc;padding:1rem;border-radius:8px;margin-bottom:1rem;display:flex;gap:.75rem}.insight-card.strength{background:#f0fdff;border-left:4px solid #34d3eb}.insight-card.improvement{background:#fef7f0;border-left:4px solid #f59e0b}.insight-icon{font-size:1.25rem}.insight-content h4{font-size:1rem;margin-bottom:.5rem;color:#333}.insight-content p{font-size:.875rem;color:#666;line-height:1.4}.study-plan-btn{background:#34d3eb;color:#fff;border:none;padding:.75rem 1.5rem;border-radius:8px;cursor:pointer;font-weight:500;width:100%;transition:background .2s}.study-plan-btn:hover{background:#1fb3d3}.practice-page{max-width:1200px;margin:0 auto;padding:2rem}.practice-tabs{display:flex;justify-content:center;margin-bottom:2rem;background:#fff;border-radius:12px;padding:.5rem;box-shadow:0 2px 8px #0000001a;max-width:400px;margin-left:auto;margin-right:auto}.tab-btn{flex:1;background:none;border:none;padding:.75rem 1.5rem;border-radius:8px;font-size:.875rem;font-weight:500;color:#666;cursor:pointer;transition:all .2s ease}.tab-btn:hover{color:#34d3eb;background:#34d3eb1a}.tab-btn.active{background:#34d3eb;color:#fff;font-weight:600}.focused-practice-section{background:#fff;padding:2rem;border-radius:12px;box-shadow:0 2px 8px #0000001a}.focused-practice-header{text-align:center;margin-bottom:2rem}.focused-practice-header h4{font-size:1.5rem;font-weight:600;color:#333;margin-bottom:.5rem}.focused-practice-header p{color:#666;font-size:1rem;margin:0}.question-types-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.5rem}.question-type-card{background:#f8fafc;padding:2rem;border-radius:12px;border:2px solid #e5e7eb;text-align:center;transition:all .3s ease;position:relative;overflow:hidden}.question-type-card:hover{border-color:#34d3eb;transform:translateY(-2px);box-shadow:0 8px 25px #34d3eb26}.question-type-icon{font-size:3rem;margin-bottom:1rem;display:block}.question-type-card h5{font-size:1.25rem;font-weight:600;color:#333;margin-bottom:.75rem}.question-type-card p{color:#666;font-size:.875rem;line-height:1.5;margin-bottom:1.5rem}.question-type-stats{margin-bottom:1.5rem}.available-count{background:#e0f2fe;color:#0277bd;padding:.5rem 1rem;border-radius:20px;font-size:.75rem;font-weight:600;text-transform:uppercase}.question-type-tabs{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:2rem;justify-content:center}.question-type-tab{padding:.75rem 1.5rem;border:2px solid #e9ecef;background:#fff;border-radius:25px;cursor:pointer;transition:all .3s ease;font-weight:500;color:#6c757d;white-space:nowrap;font-size:.875rem}.question-type-tab:hover{border-color:#34d3eb;color:#34d3eb;transform:translateY(-2px);box-shadow:0 4px 12px #34d3eb33}.question-type-tab.active{background:#34d3eb;border-color:#34d3eb;color:#fff;box-shadow:0 4px 12px #34d3eb4d}@media (max-width: 768px){.question-type-tabs{flex-direction:column;align-items:center}.question-type-tab{width:100%;max-width:300px;text-align:center}}.practice-type-btn{background:linear-gradient(135deg,#34d3eb,#20b2aa);color:#fff;border:none;padding:.75rem 2rem;border-radius:8px;font-size:.875rem;font-weight:600;cursor:pointer;transition:all .3s ease;width:100%;position:relative;overflow:hidden}.practice-type-btn:hover:not(:disabled){background:linear-gradient(135deg,#20b2aa,#1a9b96);transform:translateY(-1px);box-shadow:0 4px 15px #34d3eb4d}.practice-type-btn:disabled{background:#e5e7eb;color:#9ca3af;cursor:not-allowed;transform:none;box-shadow:none}.practice-type-btn:active:not(:disabled){transform:translateY(0);box-shadow:0 2px 8px #34d3eb33}.practice-type-btn:before{content:"";position:absolute;top:50%;left:50%;width:0;height:0;border-radius:50%;background:#ffffff4d;transform:translate(-50%,-50%);transition:width .6s,height .6s}.practice-type-btn:active:not(:disabled):before{width:300px;height:300px}.practice-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:2rem;background:#f8fafc;padding:2rem;border-radius:12px}.practice-header-content{flex:1}.practice-header h2{font-size:2rem;font-weight:600;margin-bottom:.5rem;color:#333}.practice-header p{font-size:1.125rem;color:#666;margin:0;font-family:sans-serif}.band-indicator{display:flex;align-items:center;gap:.5rem;background:#34d3eb;color:#fff;padding:.75rem 1.5rem;border-radius:25px;font-weight:500;font-size:1rem}.band-indicator:before{content:"📖";font-size:1.125rem}.passages-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:1.5rem}.passage-card{background:#fff;padding:1.5rem;border-radius:12px;box-shadow:0 2px 8px #0000001a;border:1px solid #e5e7eb}.passage-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:1rem}.passage-title h3{font-size:1.125rem;font-weight:600;color:#333;margin-bottom:.25rem}.passage-type{font-size:.875rem;color:#666;margin:0}.completion-indicator{background:#10b981;color:#fff;width:24px;height:24px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.875rem;font-weight:600}.passage-details{margin-bottom:1.5rem}.detail-item{display:flex;justify-content:space-between;align-items:center;margin-bottom:.5rem}.detail-item:last-child{margin-bottom:0}.detail-label{font-size:.875rem;color:#333;font-weight:500}.difficulty-badge{padding:.25rem .75rem;border-radius:12px;font-size:.75rem;font-weight:500;color:#fff}.difficulty-badge.easy{background:#10b981}.difficulty-badge.medium{background:#34d3eb}.difficulty-badge.hard{background:#ef4444}.duration{font-size:.875rem;color:#333;font-weight:500}.review-btn{background:#34d3eb;color:#fff;border:none;padding:.75rem 1.5rem;border-radius:8px;cursor:pointer;font-weight:500;width:100%;display:flex;align-items:center;justify-content:center;gap:.5rem;transition:background .2s}.review-btn:hover{background:#1fb3d3}.play-icon{font-size:.875rem}.writing-tasks{display:grid;grid-template-columns:1fr 1fr;gap:2rem}.task-section{background:#fff;padding:1.5rem;border-radius:12px;box-shadow:0 2px 8px #0000001a}.task-section h3{font-size:1.5rem;margin-bottom:.5rem;color:#333}.task-section p{color:#666;margin-bottom:1.5rem}.task-types{display:flex;flex-direction:column;gap:1rem}.task-type{display:flex;justify-content:space-between;align-items:center;padding:.75rem;background:#f8fafc;border-radius:8px}.practice-btn-small{background:#34d3eb;color:#fff;border:none;padding:.5rem 1rem;border-radius:6px;cursor:pointer;font-size:.875rem;transition:background .2s}.practice-btn-small:hover{background:#1fb3d3}.listening-sections{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.5rem}.section-card{background:#fff;padding:1.5rem;border-radius:12px;box-shadow:0 2px 8px #0000001a}.section-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:.5rem}.section-header h3{font-size:1.25rem;color:#333}.accent-badge{padding:.25rem .75rem;border-radius:12px;font-size:.75rem;font-weight:500}.accent-badge.british{background:#dbeafe;color:#1d4ed8}.accent-badge.australian{background:#dcfce7;color:#166534}.accent-badge.american{background:#fef3c7;color:#92400e}.accent-badge.canadian{background:#fce7f3;color:#be185d}.section-card p{color:#666;margin-bottom:1rem}.section-details{display:flex;justify-content:space-between;margin-bottom:1rem;font-size:.875rem}.difficulty{font-weight:500}.difficulty.easy{color:#059669}.difficulty.medium{color:#d97706}.difficulty.hard{color:#dc2626}.start-listening-btn{background:#34d3eb;color:#fff;border:none;padding:.75rem 1.5rem;border-radius:8px;cursor:pointer;font-weight:500;width:100%;transition:background .2s}.start-listening-btn:hover{background:#1fb3d3}.speaking-parts{display:grid;grid-template-columns:repeat(auto-fit,minmax(350px,1fr));gap:1.5rem;margin-bottom:2rem}.part-card{background:#fff;padding:1.5rem;border-radius:12px;box-shadow:0 2px 8px #0000001a}.part-card h3{font-size:1.25rem;margin-bottom:.5rem;color:#333}.part-card p{color:#666;margin-bottom:.75rem}.duration{font-size:.875rem;color:#666;margin-bottom:1rem}.common-topics{margin-bottom:1.5rem}.common-topics strong{display:block;margin-bottom:.5rem;color:#333}.topic-tags{display:flex;flex-wrap:wrap;gap:.5rem}.topic-tag{background:#f0fdff;color:#0891b2;padding:.25rem .75rem;border-radius:12px;font-size:.875rem}.start-speaking-btn{background:#34d3eb;color:#fff;border:none;padding:.75rem 1.5rem;border-radius:8px;cursor:pointer;font-weight:500;width:100%;transition:background .2s}.start-speaking-btn:hover{background:#1fb3d3}.ai-coach-section{background:#f8fafc;padding:2rem;border-radius:12px;box-shadow:0 2px 8px #0000001a;margin-top:2rem}.coach-header{text-align:left;margin-bottom:2rem}.coach-title{display:flex;align-items:center;gap:.75rem;margin-bottom:.5rem}.coach-icon{font-size:1.5rem;color:#34d3eb}.coach-header h3{font-size:1.5rem;font-weight:600;color:#333;margin:0}.coach-header p{color:#666;margin:0;font-size:1rem}.coach-features{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem}.coach-feature{background:#fff;padding:1.5rem;border-radius:12px;display:flex;flex-direction:column;align-items:center;text-align:center;box-shadow:0 1px 3px #0000001a;border:1px solid #e5e7eb}.feature-icon{font-size:2rem;color:#34d3eb;margin-bottom:1rem}.feature-content h4{font-size:1rem;font-weight:600;color:#333;margin-bottom:.5rem}.feature-content p{font-size:.875rem;color:#666;margin:0;line-height:1.4}.test-page{max-width:1400px;margin:0 auto;padding:1rem}.test-header{background:#fff;padding:1rem 2rem;border-radius:12px;margin-bottom:1rem;display:flex;justify-content:space-between;align-items:center;box-shadow:0 2px 8px #0000001a}.back-btn{background:#f8f9fa;color:#6c757d;border:1px solid #dee2e6;padding:.5rem 1rem;border-radius:6px;font-size:.875rem;cursor:pointer;transition:all .2s ease;display:flex;align-items:center;gap:.5rem}.back-btn:hover{background:#e9ecef;color:#495057}.question-count{font-weight:600;color:#28a745}.test-info h2{font-size:1.5rem;margin-bottom:.25rem;color:#333}.test-info p{color:#666}.test-controls{display:flex;gap:1rem;align-items:center}.timer,.progress,.section-indicator{background:#f0fdff;color:#0891b2;padding:.5rem 1rem;border-radius:20px;font-size:.875rem;font-weight:500}.submit-btn{background:#34d3eb;color:#fff;border:none;padding:.75rem 1.5rem;border-radius:8px;cursor:pointer;font-weight:500;transition:background .2s}.submit-btn:hover{background:#1fb3d3}.test-content{display:grid;grid-template-columns:1fr 1fr;gap:2rem}.passage-section,.questions-section{background:#fff;padding:1.5rem;border-radius:12px;box-shadow:0 2px 8px #0000001a}.passage-section h3,.questions-section h3{margin-bottom:.5rem;color:#333}.passage-section p,.questions-section p{color:#666;margin-bottom:1.5rem}.passage-text{background:#f8fafc;padding:1.5rem;border-radius:8px;line-height:1.6;font-size:.95rem}.question-card{background:#f8fafc;padding:1.5rem;border-radius:8px;margin-bottom:1.5rem}.question-card h4{margin-bottom:1rem;color:#333;line-height:1.4}.option-label{display:flex;align-items:flex-start;gap:.75rem;margin-bottom:.75rem;cursor:pointer;padding:.5rem;border-radius:6px;transition:background .2s}.option-label:hover{background:#f0f9ff}.option-label input[type=radio]{margin-top:.125rem}.option-text{line-height:1.4}.submit-section{background:#fff;padding:1.5rem;border-radius:12px;box-shadow:0 2px 8px #0000001a;margin-top:2rem;text-align:center}.submit-btn{background:#34d3eb;color:#fff;border:none;padding:1rem 2rem;border-radius:8px;cursor:pointer;font-weight:500;font-size:1.1rem;transition:all .2s;margin-bottom:1rem}.submit-btn:hover:not(:disabled){background:#1fb3d3;transform:translateY(-1px)}.submit-btn:disabled{background:#ccc;cursor:not-allowed;transform:none}.submit-note{color:#666;font-size:.9rem;margin:0}.score-display{background:#f0fdff;color:#0891b2;padding:.5rem 1rem;border-radius:20px;font-size:.875rem;font-weight:600}.question-card.correct{border:2px solid #10b981;background:#f0fdf4}.question-card.incorrect{border:2px solid #ef4444;background:#fef2f2}.correct-input{border-color:#10b981!important;background:#f0fdf4!important}.incorrect-input{border-color:#ef4444!important;background:#fef2f2!important}.correct-option{background:#f0fdf4!important;border:1px solid #10b981!important}.incorrect-option{background:#fef2f2!important;border:1px solid #ef4444!important}.result-feedback{margin-top:1rem;padding:1rem;border-radius:8px;display:flex;align-items:flex-start;gap:1rem}.correct-feedback{background:#f0fdf4;border:1px solid #10b981}.incorrect-feedback{background:#fef2f2;border:1px solid #ef4444}.result-icon{font-size:1.5rem;flex-shrink:0}.result-details{flex:1}.result-details p{margin:.25rem 0;color:#333}.result-details strong{color:#1f2937}.results-summary{background:#fff;padding:2rem;border-radius:12px;box-shadow:0 2px 8px #0000001a;margin-top:2rem;text-align:center}.results-summary h3{color:#333;margin-bottom:1.5rem;font-size:1.5rem}.score-breakdown{display:flex;justify-content:space-around;margin-bottom:2rem;flex-wrap:wrap;gap:1rem}.score-item{display:flex;flex-direction:column;align-items:center;gap:.5rem}.score-label{font-size:.875rem;color:#666;font-weight:500}.score-value{font-size:1.5rem;font-weight:600;color:#333}.score-value.correct{color:#10b981}.performance-message{background:#f0fdff;padding:1rem;border-radius:8px;margin-bottom:1.5rem;color:#0891b2;font-weight:500}.retry-btn{background:#6b7280;color:#fff;border:none;padding:.75rem 1.5rem;border-radius:8px;cursor:pointer;font-weight:500;transition:background .2s}.retry-btn:hover{background:#4b5563}.task-tabs{display:flex;background:#fff;border-radius:12px;margin-bottom:1rem;overflow:hidden;box-shadow:0 2px 8px #0000001a}.task-tab{flex:1;background:none;border:none;padding:1rem 2rem;cursor:pointer;font-size:1rem;color:#666;transition:all .2s}.task-tab.active{background:#34d3eb;color:#fff}.writing-content{display:grid;grid-template-columns:1fr 1fr;gap:2rem}.task-description{background:#fff;padding:1.5rem;border-radius:12px;box-shadow:0 2px 8px #0000001a}.task-description h3{margin-bottom:.5rem;color:#333}.task-description p{color:#666;margin-bottom:1rem}.task-prompt{background:#f0fdff;padding:1.5rem;border-radius:8px;border-left:4px solid #34d3eb}.chart-description{background:#f8fafc;padding:1rem;border-radius:6px;margin:1rem 0;font-style:italic;color:#666}.response-section{background:#fff;padding:1.5rem;border-radius:12px;box-shadow:0 2px 8px #0000001a}.response-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem}.response-header h4{color:#333}.word-counter{font-size:.875rem;color:#666}.response-textarea{width:100%;min-height:400px;padding:1rem;border:2px solid #e5e7eb;border-radius:8px;font-family:inherit;font-size:1rem;line-height:1.6;resize:vertical}.response-textarea:focus{outline:none;border-color:#34d3eb}.listening-content{display:grid;grid-template-columns:1fr 1fr;gap:2rem}.audio-section{background:#fff;padding:1.5rem;border-radius:12px;box-shadow:0 2px 8px #0000001a}.audio-section h3{margin-bottom:.5rem;color:#333}.audio-section p{color:#666;margin-bottom:1.5rem}.audio-controls{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5rem}.player-controls{display:flex;align-items:center;gap:1rem;margin-bottom:1.5rem}.play-btn,.replay-btn{background:#34d3eb;color:#fff;border:none;width:48px;height:48px;border-radius:50%;cursor:pointer;font-size:1.25rem;transition:background .2s}.play-btn:hover,.replay-btn:hover{background:#1fb3d3}.play-btn.playing{background:#ef4444}.time-display{font-family:monospace;font-size:1rem;color:#666}.audio-error{background-color:#fef2f2;border:1px solid #fecaca;color:#dc2626;padding:.75rem;border-radius:8px;margin-bottom:1rem;text-align:center}.audio-error p{margin:0;font-size:.875rem;font-weight:500}.response-textarea,.answer-input,.edit-input,.edit-select,.type-filter,.text-input{font-family:inherit}.text-input-container{margin-top:.75rem;position:relative}.text-input-container:before{content:"✏️";position:absolute;left:-30px;top:50%;transform:translateY(-50%);font-size:.875rem;color:#34d3eb;opacity:.7}.text-input{width:100%;max-width:300px;padding:.75rem 1rem;border:2px solid #34d3eb;border-radius:8px;font-size:1rem;font-family:inherit;background-color:#fff;color:#333;transition:all .2s ease;box-shadow:0 2px 4px #0000001a}.text-input:focus{outline:none;border-color:#1fb3d3;box-shadow:0 0 0 3px #34d3eb33;transform:translateY(-1px)}.text-input::placeholder{color:#9ca3af;font-style:italic}.text-input:hover{border-color:#1fb3d3;box-shadow:0 4px 8px #00000026}.inline-text-input{border:2px solid #34d3eb!important;border-radius:4px!important;padding:.25rem .5rem!important;font-size:1rem!important;width:150px!important;background-color:#fff!important;color:#333!important;margin:0 .25rem!important;display:inline-block!important;vertical-align:baseline!important;transition:all .2s ease!important;box-shadow:0 1px 3px #0000001a!important}.inline-text-input:focus{outline:none!important;border-color:#1fb3d3!important;box-shadow:0 0 0 3px #34d3eb33!important;transform:translateY(-1px)!important}.inline-text-input:hover{border-color:#1fb3d3!important;box-shadow:0 2px 6px #00000026!important}.inline-text-input::placeholder{color:#9ca3af!important;font-style:italic!important}.instructions{background:#f0fdff;padding:1rem;border-radius:8px;border-left:4px solid #34d3eb;margin-bottom:1.5rem;font-size:.875rem;line-height:1.4}.section-tabs{display:flex;gap:.5rem}.section-tab{background:#f8fafc;border:2px solid #e5e7eb;padding:.5rem 1rem;border-radius:6px;cursor:pointer;font-size:.875rem;transition:all .2s}.section-tab.active{background:#34d3eb;color:#fff;border-color:#34d3eb}.questions-section{background:#fff;padding:1.5rem;border-radius:12px;box-shadow:0 2px 8px #0000001a}.question-item{margin-bottom:1.5rem}.question-item label{display:block;margin-bottom:.5rem;color:#333}.answer-input{width:100%;padding:.75rem;border:2px solid #e5e7eb;border-radius:6px;font-size:1rem;margin-top:.5rem}.answer-input:focus{outline:none;border-color:#34d3eb}.radio-options{display:flex;flex-direction:column;gap:.5rem;margin-top:.5rem}.radio-option{display:flex;align-items:center;gap:.5rem;cursor:pointer;padding:.5rem;border-radius:6px;transition:background .2s}.radio-option:hover{background:#f8fafc}.speaking-content{background:#fff;padding:2rem;border-radius:12px;box-shadow:0 2px 8px #0000001a}.part-selector{display:flex;gap:1rem;margin-bottom:2rem;justify-content:center}.part-btn{background:#f8fafc;border:2px solid #e5e7eb;padding:.75rem 1.5rem;border-radius:8px;cursor:pointer;font-weight:500;transition:all .2s}.part-btn.active{background:#34d3eb;color:#fff;border-color:#34d3eb}.current-part{max-width:800px;margin:0 auto;text-align:center}.current-part h3{font-size:1.5rem;margin-bottom:.5rem;color:#333}.current-part p{color:#666;margin-bottom:2rem}.part-content{text-align:left;background:#f8fafc;padding:1.5rem;border-radius:8px;margin-bottom:2rem}.part-content h4,.part-content h5{margin-bottom:1rem;color:#333}.part-content ul{margin-left:1.5rem;margin-bottom:1rem}.part-content li{margin-bottom:.5rem;line-height:1.4}.question-item{margin-bottom:1rem;padding:.75rem;background:#fff;border-radius:6px}.recording-section{display:flex;flex-direction:column;align-items:center;gap:1rem}.record-btn{background:#34d3eb;color:#fff;border:none;padding:1rem 2rem;border-radius:50px;cursor:pointer;font-size:1.125rem;font-weight:500;transition:all .2s;min-width:200px}.record-btn:hover{background:#1fb3d3}.record-btn.recording{background:#ef4444;animation:pulse 2s infinite}@keyframes pulse{0%{transform:scale(1)}50%{transform:scale(1.05)}to{transform:scale(1)}}.recording-indicator{display:flex;align-items:center;gap:.5rem;color:#ef4444;font-weight:500}.recording-dot{width:8px;height:8px;background:#ef4444;border-radius:50%;animation:blink 1s infinite}@keyframes blink{0%,50%{opacity:1}51%,to{opacity:0}}.admin-dashboard{max-width:1400px;margin:0 auto;padding:2rem}.admin-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem}.admin-header h2{font-size:2rem;color:#333}.add-btn{background:#34d3eb;color:#fff;border:none;padding:.75rem 1.5rem;border-radius:8px;cursor:pointer;font-weight:500;transition:background .2s}.add-btn:hover{background:#1fb3d3}.admin-filters{background:#fff;padding:1rem 2rem;border-radius:12px;margin-bottom:2rem;display:flex;align-items:center;gap:1rem;box-shadow:0 2px 8px #0000001a}.admin-filters label{font-weight:500;color:#333}.type-filter{padding:.5rem 1rem;border:2px solid #e5e7eb;border-radius:6px;font-size:1rem}.exercises-table{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 2px 8px #0000001a}.exercises-table table{width:100%;border-collapse:collapse}.exercises-table th{background:#f8fafc;padding:1rem;text-align:left;font-weight:600;color:#333;border-bottom:2px solid #e5e7eb}.exercises-table td{padding:1rem;border-bottom:1px solid #e5e7eb;vertical-align:middle}.type-badge{padding:.25rem .75rem;border-radius:12px;font-size:.75rem;font-weight:500;text-transform:capitalize}.type-badge.reading{background:#dbeafe;color:#1d4ed8}.type-badge.writing{background:#fef3c7;color:#92400e}.type-badge.listening{background:#dcfce7;color:#166534}.type-badge.speaking{background:#fce7f3;color:#be185d}.difficulty-badge{padding:.25rem .75rem;border-radius:12px;font-size:.75rem;font-weight:500}.difficulty-badge.hard{background:#fee2e2;color:#dc2626}.row-actions{display:flex;gap:.5rem}.edit-btn,.delete-btn,.save-btn,.cancel-btn{padding:.5rem 1rem;border:none;border-radius:6px;cursor:pointer;font-size:.875rem;font-weight:500;transition:all .2s}.edit-btn{background:#34d3eb;color:#fff}.edit-btn:hover{background:#1fb3d3}.delete-btn{background:#ef4444;color:#fff}.delete-btn:hover{background:#dc2626}.save-btn{background:#10b981;color:#fff}.save-btn:hover{background:#059669}.cancel-btn{background:#6b7280;color:#fff}.cancel-btn:hover{background:#4b5563}.edit-actions{display:flex;gap:.5rem}.edit-input,.edit-select{padding:.5rem;border:2px solid #e5e7eb;border-radius:4px;font-size:.875rem}.edit-input.small{width:80px}.edit-input:focus,.edit-select:focus{outline:none;border-color:#34d3eb}@media (max-width: 768px){.header{padding:1rem}.header-content{padding:0;gap:1rem}.logo{flex:1;min-width:0;overflow:hidden}.logo-text{overflow:hidden}.logo-text h1{font-size:1.1rem;margin:0;overflow:hidden;text-overflow:ellipsis}.logo-text p{font-size:.8rem;margin:0;overflow:hidden;text-overflow:ellipsis}.user-actions{gap:.5rem}.profile-btn,.logout-btn,.login-btn{padding:.5rem .75rem;font-size:.8rem;gap:.3rem;min-height:40px;border-radius:10px}.profile-btn span,.logout-btn span,.login-btn span{display:none}.profile-btn:hover,.logout-btn:hover,.login-btn:hover{transform:translateY(-1px)}.profile-btn:before,.logout-btn:before,.login-btn:before{display:none}.navigation{padding:0 1rem;overflow-x:auto}.dashboard{padding:1rem}.welcome-section{flex-direction:column;text-align:center;gap:1rem}.bottom-section,.skills-grid,.test-content,.writing-content,.listening-content{grid-template-columns:1fr}.test-header{flex-direction:column;gap:1rem;text-align:center}.writing-tasks{grid-template-columns:1fr}.exercises-table{overflow-x:auto}.exercises-table table{min-width:800px}}@media (max-width: 480px){.nav-tab{padding:1rem;font-size:.875rem}.welcome-content h2{font-size:1.5rem}.days-number{font-size:2rem}.part-selector{flex-direction:column;align-items:center}.test-controls{flex-direction:column;gap:.5rem}}.letter-scenario{background:#f8f9fa;border:1px solid #dee2e6;border-radius:8px;padding:1rem;margin:1rem 0}.letter-scenario h4{color:#495057;margin-bottom:.5rem;font-size:1rem;font-weight:600}.letter-scenario p{margin-bottom:.5rem;color:#6c757d}.essay-question{background:#fff3cd;border:1px solid #ffeaa7;border-radius:8px;padding:1rem;margin:1rem 0}.essay-question h4{color:#856404;margin-bottom:.5rem;font-size:1rem;font-weight:600}.essay-question p{color:#856404;font-weight:500}.chart-image{text-align:center;margin:1rem 0}.chart-image img{max-width:100%;height:auto;border:1px solid #ddd;border-radius:8px;box-shadow:0 2px 4px #0000001a}.questions-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(350px,1fr));gap:2rem;padding:2rem;max-width:1200px;margin:0 auto}.question-card{background:#fff;border-radius:16px;padding:1.5rem;box-shadow:0 4px 6px #0000001a;border:1px solid #e0e0e0;transition:all .3s ease}.question-card:hover{transform:translateY(-4px);box-shadow:0 8px 25px #00000026}.question-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:1rem}.question-header h3{font-size:1.25rem;font-weight:600;color:#333;margin:0;flex:1;margin-right:1rem}.difficulty-badge{padding:.5rem 1rem;border-radius:20px;font-size:.875rem;font-weight:500;text-transform:uppercase;letter-spacing:.5px}.question-description{color:#666;margin-bottom:1.5rem;line-height:1.6}.question-details{display:flex;flex-direction:column;gap:.75rem;margin-bottom:1.5rem}.detail-item .label{font-weight:500;color:#666}.detail-item .value{font-weight:600;color:#333}.question-sets{margin-bottom:1.5rem}.question-set{background:#f8f9fa;padding:1rem;border-radius:8px;margin-bottom:.75rem}.question-set h4{font-size:1rem;font-weight:600;color:#333;margin:0 0 .5rem}.question-set p{color:#666;margin:0;font-size:.875rem}.start-practice-btn{width:100%;background:linear-gradient(135deg,#34d3eb,#0ea5e9);color:#fff;border:none;padding:1rem;border-radius:12px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .3s ease;display:flex;align-items:center;justify-content:center;gap:.5rem}.start-practice-btn:hover{background:linear-gradient(135deg,#0ea5e9,#0284c7);transform:translateY(-2px);box-shadow:0 4px 15px #0ea5e966}.section-info{display:flex;align-items:center;gap:1rem;margin-top:1rem}.question-count{background:#f0f9ff;color:#0369a1;padding:.5rem 1rem;border-radius:20px;font-size:.875rem;font-weight:500}.loading-container{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:4rem 2rem;text-align:center}.loading-spinner{width:40px;height:40px;border:4px solid #f3f3f3;border-top:4px solid #34d3eb;border-radius:50%;animation:spin 1s linear infinite;margin-bottom:1rem}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.error-container{text-align:center;padding:4rem 2rem}.error-container h2{color:#dc2626;margin-bottom:1rem}.error-container p{color:#666;margin-bottom:2rem}.no-questions{text-align:center;padding:4rem 2rem;grid-column:1 / -1}.no-questions p{color:#666;margin-bottom:2rem;font-size:1.125rem}.back-btn{background:#f3f4f6;color:#374151;border:1px solid #d1d5db;padding:.75rem 1.5rem;border-radius:8px;font-size:.875rem;font-weight:500;cursor:pointer;transition:all .2s ease;display:inline-flex;align-items:center;gap:.5rem}.back-btn:hover{background:#e5e7eb;border-color:#9ca3af}@media (max-width: 768px){.questions-grid{grid-template-columns:1fr;padding:1rem;gap:1rem}.question-card{padding:1rem}.question-header{flex-direction:column;align-items:flex-start;gap:.75rem}.question-header h3{margin-right:0}.section-info{flex-direction:column;align-items:flex-start;gap:.75rem}}.speaking-part-exercises{min-height:100vh;background-color:#e8f8f9}.exercises-container{max-width:1200px;margin:0 auto;padding:2rem}.exercises-header{text-align:center;margin-bottom:3rem}.exercises-title{font-size:2.5rem;font-weight:700;color:#333;margin-bottom:1rem}.exercises-subtitle{font-size:1.25rem;color:#666;margin-bottom:1.5rem}.exercises-count{display:inline-flex;align-items:center;padding:.5rem 1rem;background:#e0f2fe;color:#0369a1;border-radius:25px;font-size:.875rem;font-weight:500}.exercises-count:before{content:"";width:8px;height:8px;background:#0ea5e9;border-radius:50%;margin-right:.5rem}.back-section{margin-bottom:2rem}.back-btn{display:inline-flex;align-items:center;gap:.5rem;background:#fff;color:#374151;border:1px solid #d1d5db;padding:.75rem 1.5rem;border-radius:8px;font-size:.875rem;font-weight:500;cursor:pointer;transition:all .2s ease;text-decoration:none}.back-btn:hover{background:#f3f4f6;border-color:#9ca3af}.back-arrow{font-size:1.125rem;font-weight:700}.exercises-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(350px,1fr));gap:1.5rem}.exercise-card{background:#fff;border-radius:16px;overflow:hidden;box-shadow:0 2px 8px #0000001a;border:1px solid #e5e7eb;transition:all .3s ease}.exercise-card:hover{transform:translateY(-4px);box-shadow:0 8px 25px #00000026}.card-content{padding:1.5rem}.exercise-title{font-size:1.125rem;font-weight:600;color:#333;margin-bottom:.5rem}.exercise-subtitle{font-size:.875rem;color:#666;margin-bottom:1rem}.exercise-details{display:flex;flex-direction:column;gap:.75rem;margin-bottom:1.5rem}.detail-item{display:flex;justify-content:space-between;align-items:center}.detail-label{font-size:.875rem;font-weight:500;color:#666}.detail-value{font-size:.875rem;font-weight:600;color:#333}.difficulty-badge{padding:.25rem .75rem;border-radius:20px;font-size:.75rem;font-weight:500;text-transform:uppercase;letter-spacing:.5px}.difficulty-badge.easy{background:#dcfce7;color:#166534}.difficulty-badge.medium{background:#fef3c7;color:#92400e}.difficulty-badge.hard{background:#fee2e2;color:#991b1b}.topics-section{margin-bottom:1.5rem}.topics-label{font-size:.875rem;font-weight:500;color:#666;margin-bottom:.5rem}.topics-tags{display:flex;flex-wrap:wrap;gap:.5rem}.topic-tag{padding:.25rem .75rem;background:#f3f4f6;color:#6b7280;border-radius:12px;font-size:.75rem}.practice-button{width:100%;background:linear-gradient(135deg,#34d3eb,#0ea5e9);color:#fff;font-weight:600;padding:1rem;border:none;border-radius:0 0 16px 16px;cursor:pointer;transition:all .3s ease;display:flex;align-items:center;justify-content:center;gap:.5rem;font-size:1rem}.practice-button:hover{background:linear-gradient(135deg,#0ea5e9,#0284c7);transform:translateY(-2px);box-shadow:0 4px 15px #0ea5e966}.play-icon{font-size:.875rem;color:#fff}.no-exercises{text-align:center;padding:4rem 2rem;grid-column:1 / -1}.no-exercises-icon{font-size:4rem;margin-bottom:1rem;opacity:.5}.no-exercises h3{font-size:1.5rem;font-weight:600;color:#333;margin-bottom:1rem}.no-exercises p{color:#666;margin-bottom:2rem;font-size:1.125rem}@media (max-width: 768px){.exercises-grid{grid-template-columns:1fr;gap:1rem}.exercise-card{padding:1rem}.exercises-title{font-size:2rem}.exercises-subtitle{font-size:1.125rem}}.speaking-exercise{min-height:100vh;background-color:#e8f8f9}.exercise-container{max-width:1000px;margin:0 auto;padding:2rem}.exercise-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:2rem;background:#fff;padding:1.5rem;border-radius:12px;box-shadow:0 2px 8px #0000001a}.exercise-info{flex:1;margin-left:2rem}.exercise-title{font-size:1.75rem;font-weight:600;color:#333;margin-bottom:.5rem}.exercise-subtitle{font-size:1.125rem;color:#666;margin-bottom:1rem}.exercise-meta{display:flex;gap:1rem;align-items:center}.duration-badge{background:#e0f2fe;color:#0369a1;padding:.25rem .75rem;border-radius:20px;font-size:.875rem;font-weight:500}.band-badge{background:#fef3c7;color:#92400e;padding:.25rem .75rem;border-radius:20px;font-size:.875rem;font-weight:500}.question-content{background:#fff;border-radius:12px;padding:2rem;box-shadow:0 2px 8px #0000001a}.question-header{margin-bottom:2rem;text-align:center}.question-title{font-size:1.5rem;font-weight:600;color:#333;margin-bottom:1rem}.question-instructions{color:#666;font-size:1rem;line-height:1.5}.question-card{background:#f8fafc;padding:2rem;border-radius:8px;margin-bottom:2rem;border-left:4px solid #34d3eb}.question-text{font-size:1.25rem;font-weight:600;color:#333;margin-bottom:1.5rem;line-height:1.4}.cue-points{margin-bottom:1.5rem}.cue-points h4{font-size:1rem;font-weight:600;color:#333;margin-bottom:.75rem}.cue-points ul{margin-left:1.5rem}.cue-points li{color:#666;margin-bottom:.5rem;line-height:1.4}.preparation-time,.time-limit{color:#666;margin-bottom:.75rem;font-size:.875rem}.recording-section{text-align:center;margin-bottom:2rem}.recording-controls{margin-bottom:1rem}.record-btn,.stop-btn{background:#34d3eb;color:#fff;border:none;padding:1rem 2rem;border-radius:50px;font-size:1.125rem;font-weight:500;cursor:pointer;transition:all .2s;min-width:200px}.record-btn:hover{background:#1fb3d3;transform:translateY(-2px)}.stop-btn{background:#ef4444}.stop-btn:hover{background:#dc2626;transform:translateY(-2px)}.recording-timer{display:flex;align-items:center;justify-content:center;gap:1rem;color:#ef4444;font-weight:500;font-size:1.125rem}.timer-label{color:#666}.timer-value{font-family:monospace;font-size:1.25rem;font-weight:600}.recording-complete{background:#f0fdf4;border:1px solid #10b981;padding:1rem;border-radius:8px;margin-top:1rem}.recording-complete p{color:#065f46;margin-bottom:1rem;font-weight:500}.submit-btn{background:#10b981;color:#fff;border:none;padding:.75rem 1.5rem;border-radius:8px;font-weight:500;cursor:pointer;transition:background .2s}.submit-btn:hover{background:#059669}.question-navigation{display:flex;justify-content:space-between;align-items:center;margin-top:2rem;padding-top:2rem;border-top:1px solid #e5e7eb}.nav-btn{background:#f3f4f6;color:#374151;border:1px solid #d1d5db;padding:.75rem 1.5rem;border-radius:8px;font-weight:500;cursor:pointer;transition:all .2s}.nav-btn:hover:not(:disabled){background:#e5e7eb;border-color:#9ca3af}.nav-btn:disabled{opacity:.5;cursor:not-allowed}.question-counter{color:#666;font-weight:500}@media (max-width: 768px){.exercise-header{flex-direction:column;gap:1rem}.exercise-info{margin-left:0;text-align:center}.exercise-meta{justify-content:center;flex-wrap:wrap}.question-navigation{flex-direction:column;gap:1rem}}.footer{background:#fff;border-top:1px solid #e0e0e0}.footer-content{max-width:1200px;margin:0 auto;padding:1rem 2rem;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:1rem}.footer-brand{display:flex;align-items:center;gap:.5rem}.footer-title{font-weight:600;color:#333}.footer-links{display:flex;justify-content:center;gap:1rem}.footer-link{color:#666;text-decoration:none;font-weight:500}.footer-link:hover{color:#34d3eb}.footer-copy{text-align:right;color:#666;font-size:.9rem}.landing-page{min-height:100vh;background:linear-gradient(135deg,#e8f8f9,#f0fdff,#e0f7fa);position:relative;overflow-x:hidden}.bg-decorations{position:absolute;top:0;left:0;width:100%;height:100%;pointer-events:none;z-index:0}.floating-shape{position:absolute;border-radius:50%;background:linear-gradient(135deg,#34d3eb1a,#20b2aa1a);animation:float 6s ease-in-out infinite}.shape-1{width:120px;height:120px;top:10%;left:5%;animation-delay:0s}.shape-2{width:80px;height:80px;top:20%;right:10%;animation-delay:2s}.shape-3{width:150px;height:150px;bottom:20%;left:8%;animation-delay:4s}.shape-4{width:100px;height:100px;bottom:10%;right:5%;animation-delay:1s}@keyframes float{0%,to{transform:translateY(0) rotate(0)}33%{transform:translateY(-20px) rotate(120deg)}66%{transform:translateY(10px) rotate(240deg)}}.hero-section{padding:4rem 2rem;max-width:1200px;margin:0 auto;position:relative;z-index:1;background:radial-gradient(ellipse at center,rgba(52,211,235,.05) 0%,transparent 70%)}.hero-content{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center}.hero-text{max-width:600px}.hero-title{font-size:3rem;font-weight:700;color:#333;line-height:1.2;margin-bottom:1.5rem}.hero-highlight{color:#34d3eb}.hero-description{font-size:1.25rem;color:#666;line-height:1.6;margin-bottom:2rem}.hero-actions{display:flex;gap:1rem;align-items:center}.cta-primary{background:#34d3eb;color:#fff;padding:1rem 2rem;border-radius:12px;text-decoration:none;font-weight:600;display:flex;align-items:center;gap:.5rem;transition:all .3s ease;box-shadow:0 4px 15px #34d3eb4d}.cta-primary:hover{background:#20b2aa;transform:translateY(-2px);box-shadow:0 8px 25px #34d3eb66}.cta-primary.large{padding:1.25rem 2.5rem;font-size:1.125rem}.cta-secondary{background:#fff;color:#34d3eb;padding:1rem 2rem;border-radius:12px;text-decoration:none;font-weight:600;border:2px solid #34d3eb;transition:all .3s ease}.cta-secondary:hover{background:#34d3eb;color:#fff;transform:translateY(-2px)}.cta-icon{transition:transform .3s ease}.cta-primary:hover .cta-icon{transform:translate(4px)}.hero-visual{display:flex;justify-content:center}.hero-card{background:linear-gradient(135deg,#fffffff2,#f8fafcf2);padding:2rem;border-radius:20px;box-shadow:0 20px 60px #34d3eb26,0 8px 32px #0000001a;width:100%;max-width:400px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(52,211,235,.3);position:relative;overflow:hidden}.floating-card{animation:cardFloat 4s ease-in-out infinite}@keyframes cardFloat{0%,to{transform:translateY(0) scale(1)}50%{transform:translateY(-10px) scale(1.02)}}.hero-card:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,#34d3eb,#20b2aa,#34d3eb);background-size:200% 100%;animation:shimmer 3s ease-in-out infinite}@keyframes shimmer{0%,to{background-position:200% 0}50%{background-position:-200% 0}}.hero-card-header{display:flex;align-items:center;gap:1rem;margin-bottom:1.5rem}.hero-card-icon{width:48px;height:48px;background:linear-gradient(135deg,#34d3eb,#20b2aa);border-radius:12px;display:flex;align-items:center;justify-content:center;color:#fff;position:relative;overflow:hidden}.gradient-icon{box-shadow:0 4px 15px #34d3eb66;animation:iconPulse 2s ease-in-out infinite}@keyframes iconPulse{0%,to{box-shadow:0 4px 15px #34d3eb66}50%{box-shadow:0 6px 25px #34d3eb99}}.pulse-indicator{position:absolute;top:-2px;right:-2px;width:12px;height:12px;background:#10b981;border-radius:50%;border:2px solid white;animation:pulse 2s ease-in-out infinite}@keyframes pulse{0%,to{transform:scale(1);opacity:1}50%{transform:scale(1.2);opacity:.8}}.hero-card-title{font-size:1.25rem;font-weight:600;color:#333}.progress-item{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem}.progress-item span{font-size:.875rem;color:#666;font-weight:500;min-width:80px}.progress-bar-mini{flex:1;height:8px;background:#e5e7eb;border-radius:4px;margin-left:1rem;overflow:hidden;position:relative}.progress-bar-mini:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(90deg,transparent,rgba(255,255,255,.3),transparent);animation:progressShine 2s ease-in-out infinite}@keyframes progressShine{0%{transform:translate(-100%)}to{transform:translate(100%)}}.progress-fill-mini{height:100%;background:linear-gradient(90deg,#34d3eb,#20b2aa,#10b981);border-radius:4px;transition:width 1.5s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden}.animated-progress{animation:progressFill 2s ease-out .5s both}@keyframes progressFill{0%{width:0!important}to{width:var(--target-width)}}.animated-progress[data-skill=reading]{--target-width: 85%}.animated-progress[data-skill=writing]{--target-width: 72%}.animated-progress[data-skill=listening]{--target-width: 90%}.animated-progress[data-skill=speaking]{--target-width: 78%}.hero-card-footer{margin-top:1rem;padding-top:1rem;border-top:1px solid rgba(52,211,235,.2)}.achievement-badge{display:flex;align-items:center;gap:.5rem;background:linear-gradient(135deg,#f59e0b,#d97706);color:#fff;padding:.5rem .75rem;border-radius:12px;font-size:.75rem;font-weight:600;box-shadow:0 2px 8px #f59e0b4d}.score-badge{background:linear-gradient(135deg,#10b981,#059669);color:#fff;padding:.2rem .5rem;border-radius:8px;font-size:.75rem;font-weight:600;box-shadow:0 2px 8px #10b9814d;animation:badgeGlow 3s ease-in-out infinite}@keyframes badgeGlow{0%,to{box-shadow:0 2px 8px #10b9814d}50%{box-shadow:0 4px 15px #10b98180}}.floating-stats{position:absolute;top:50%;right:-100px;transform:translateY(-50%);display:flex;flex-direction:column;gap:1rem;z-index:2}.stat-card{background:linear-gradient(135deg,#fffffff2,#f8fafcf2);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(52,211,235,.2);border-radius:16px;padding:1rem;display:flex;flex-direction:column;align-items:center;text-align:center;min-width:120px;box-shadow:0 8px 32px #34d3eb1a;animation:statFloat 3s ease-in-out infinite}.stat-1{animation-delay:0s}.stat-2{animation-delay:1s}.stat-3{animation-delay:2s}@keyframes statFloat{0%,to{transform:translateY(0)}50%{transform:translateY(-8px)}}.stat-card svg{color:#34d3eb;margin-bottom:.5rem}.stat-number{font-size:1.25rem;font-weight:700;color:#333;margin-bottom:.25rem;display:block}.stat-label{font-size:.75rem;color:#666;font-weight:500;text-transform:uppercase;letter-spacing:.5px}.features-section{padding:4rem 2rem;background:linear-gradient(135deg,#ffffffe6,#f8fafce6);position:relative;z-index:1;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}.features-container{max-width:1200px;margin:0 auto}.features-header{text-align:center;margin-bottom:3rem}.features-title{font-size:2.5rem;font-weight:700;color:#333;margin-bottom:1rem}.features-description{font-size:1.125rem;color:#666;max-width:600px;margin:0 auto}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:2rem}.feature-card{background:linear-gradient(135deg,#fffffff2,#f8fafcf2);padding:2rem;border-radius:20px;text-align:center;transition:all .4s cubic-bezier(.4,0,.2,1);border:1px solid rgba(52,211,235,.1);position:relative;overflow:hidden;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:0 8px 32px #00000014}.hover-lift:hover{transform:translateY(-8px) scale(1.02);box-shadow:0 20px 60px #34d3eb26,0 8px 32px #0000001a;border-color:#34d3eb4d}.feature-overlay{position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(135deg,#34d3eb0d,#20b2aa0d);opacity:0;transition:opacity .3s ease;pointer-events:none}.feature-card:hover .feature-overlay{opacity:1}.feature-icon{width:80px;height:80px;border-radius:20px;display:flex;align-items:center;justify-content:center;margin:0 auto 1.5rem;color:#fff;position:relative;overflow:hidden;transition:all .3s ease}.gradient-bg{background:linear-gradient(135deg,#34d3eb,#20b2aa,#10b981);box-shadow:0 8px 32px #34d3eb4d}.feature-card:hover .gradient-bg{transform:scale(1.1);box-shadow:0 12px 40px #34d3eb66}.icon-glow{position:absolute;top:50%;left:50%;width:100%;height:100%;background:radial-gradient(circle,rgba(255,255,255,.3) 0%,transparent 70%);transform:translate(-50%,-50%);opacity:0;transition:opacity .3s ease}.feature-card:hover .icon-glow{opacity:1}.feature-icon.reading.gradient-bg{background:linear-gradient(135deg,#34d3eb,#20b2aa)}.feature-icon.writing.gradient-bg{background:linear-gradient(135deg,#10b981,#059669)}.feature-icon.listening.gradient-bg{background:linear-gradient(135deg,#f59e0b,#d97706)}.feature-icon.speaking.gradient-bg{background:linear-gradient(135deg,#8b5cf6,#7c3aed)}.feature-title{font-size:1.5rem;font-weight:600;color:#333;margin-bottom:1rem}.feature-description{font-size:1rem;color:#666;line-height:1.6;margin-bottom:1.5rem}.feature-benefits{list-style:none;padding:0;margin:0}.benefit-item{display:flex;align-items:center;gap:.5rem;font-size:.875rem;color:#666;margin-bottom:.75rem;opacity:0;animation:benefitFadeIn .6s ease forwards;font-weight:500;transition:color .3s ease}.benefit-item:nth-child(1){animation-delay:.1s}.benefit-item:nth-child(2){animation-delay:.2s}.benefit-item:nth-child(3){animation-delay:.3s}@keyframes benefitFadeIn{0%{opacity:0;transform:translate(-10px)}to{opacity:1;transform:translate(0)}}.feature-card:hover .benefit-item{color:#333}.check-icon{color:#10b981;flex-shrink:0;transition:all .3s ease}.feature-card:hover .check-icon{color:#059669;transform:scale(1.2)}.cta-section{padding:4rem 2rem;background:#34d3eb;color:#fff}.cta-container{max-width:800px;margin:0 auto;text-align:center}.cta-title{font-size:2.5rem;font-weight:700;margin-bottom:1rem}.cta-description{font-size:1.25rem;margin-bottom:2rem;opacity:.9}.cta-actions{display:flex;justify-content:center}.cta-section .cta-primary{background:#fff;color:#34d3eb}.cta-section .cta-primary:hover{background:#f8fafc;color:#20b2aa}@media (max-width: 768px){.hero-content{grid-template-columns:1fr;gap:2rem;text-align:center}.hero-title{font-size:2.5rem}.hero-actions{flex-direction:column;align-items:stretch}.features-title,.cta-title{font-size:2rem}.features-grid{grid-template-columns:1fr}}@media (max-width: 480px){.hero-section,.features-section,.cta-section{padding:2rem 1rem}.hero-title{font-size:2rem}.hero-description{font-size:1rem}}.dashboard,.practice-page,.test-page,.admin-dashboard,.exercises-container,.exercise-container,.questions-grid,.navigation-tabs,.footer-content,.current-part{max-width:none!important;width:100%!important;margin-left:0!important;margin-right:0!important}.footer,.navigation-container{margin:0 calc(50% - 50vw)}